1. Period 5 Grammar (1)
‘It is’ + adjective + ‘of’…+ ‘(not) to’-infinitive
&
Verb ‘to be’ + adjective + ‘enough’ + ‘to’-
infinitive

2. Grammar A
It is + adj. + of sb.+ (not) to do

3. Revision
What star sign are you?
What is your characteristics?

5. You are kind.
You love your home, family and like to take care of others.
It is kind of you to like to take
care of others.

6. You are generous.
You like to buy your friends nice gifts.
It is generous of you to buy your friends nice gifts.

7. You are polite and elegant.
You love beautiful things, peace and do not like to argue with others.
It is polite, elegant of you to love beautiful things, peace and not to like to argue with others.

8. Sometimes you are silly and do not forgive others for their fault.
It is silly of you not to forgive
others for their faults.

9. It is kind of you to like to take
care of others.
It is generous of you to buy your friends nice gifts.
It is silly of you not to forgive
others for their fault.
It is polite, elegant of you to love beautiful things, peace and not to like to argue with others.

10. It is + adj. + of sb.+ (not) to do
=You are +adj. + to do

11. 1.We can use this pattern to express
what we think of someone’s actions.
‘It is’
Adjective
‘of’
Object
‘(not) to’ -infinitive
It is
careless of
Sandy
to make a lot of mistakes.
silly
him
not to forgive others for their faults.

12. e.g. It is careless of you to forget your umbrella.
We often use these adjectives (表示人品的形容词) in this pattern.
careless clever wise
foolish good rude
kind nice thoughtful
polite selfish stupid
silly wrong generous
e.g. It is careless of you to forget
your umbrella.
=You are careless to forget your….
It is good of him to offer to help.
=You are good to offer to help.

13. To express what we think of David’s actions
confident
Is never afraid of making a
speech in assembly
→ It’s confident of David to make a speech
in assembly.
Finished all his summer homework in the first week
hard-working
→ It’s hard-working of David to finish all
his summer homework in the first week.
clever
Always gets good marks in tests
→ It’s clever of David to get good marks in tests.

14. → It’s helpful of him to help us with our
To express what we think of David’s actions
Often help us with our homework
helpful
→ It’s helpful of him to help us with our
homework.
organized
Doesn’t forget to do the things he needs to do
→ It’s organized of him not to forget to do
the things he needs to do.

15. Join the sentences together
1.You are kind.
You help me with my homework.
→It’s kind of you to help me with my homework.
2.Sandy is careless.
She makes a lot of mistakes.
→It’s careless of Sandy to make a lot of mistakes.
3. She is ? .
She cares only about herself.
→It’s selfish of her to care only about herself.

16. Join the sentences together
4.He is silly.
He doesn’t forgive others for their faults.
→It’s silly of him not to forgive others for
their faults.
Daniel is ? .
He doesn’t show off in front of his classmates
→ It’s modest of Daniel not to show off in
front of his classmates.

17. Complete the conversation (Part A on Page9)
It is
______ thoughtful of Andy to play
his CDs for us.=?
to make
(2) It is clever of Amy __________
the birthday cards.=? of
(3) It is typical _____ Simon to make
such a mess.=?

18. generous
to give
(4) It is ________ of Kitty _______
each of us two presents.=?
to eat
(5) It is _______ of Eddie _______
the whole birthday cake.=?
selfish
(6) It is kind of your mum and dad
__________ this party for us.=?
to organize

19. careless/foolish/kind/polite/silly/
Activities
Prepare sentences to express your opinions
about your classmates or other people’s
actions, following the grammatical structure;
adjectives, then report it one by one.
It is + adj. + of sb. + to do sth.
It is kind of Bo Yixuan to help me to start
the computer before English classes.
=Bo Yixuan is kind to help me to start the….
careless/foolish/kind/polite/silly/
clever/good/nice/selfish/wrong/wise/
rude/thoughtful/stupid/generous

20. Discussion
What should we pay attention
to when we use this structure? Please express your opinions by using:
It is + adj. + for sb. + to do sth.
easy/useful/difficult/important/helpful
/necessary/benefit/….

21. It is useful for us to learn this pattern
It is easy for us to learn this pattern.
It is not difficult for us to learn this pattern.
It is helpful for us to remember adjectives as many as we can.
It is necessary for us to pay attention to the details of the structure.
It is important for us to know the difference between
‘It is + adj. + of + sb. + to do…’ and
‘It is + adj. + for + sb. + to do …’

22. 2.The two patterns’ meanings are
different. We use ‘of’ and ‘for’ in
different sentences.
If the adjective in the sentence is
used to describe sb., we use the
prep. ‘of’.
used to describe the infinitive ‘to do
sth.’, we use the prep. ‘for’.

23. foolish, silly, careless, possible, interesting, hard,
描述行为者的性格品质的形容词
nice, kind,
good, wrong, clever,
foolish, silly, careless,
generous, selfish,
polite, …
+ of
It+is+
adj.
+sb.+(not) to
do sth.
important,
necessary, impossible,
possible, interesting, hard,
difficult, easy, …
+for
描述整个不定式的情况如何或怎样的形容词

24. e.g.
It is kind of you to help me.
=You are kind to help me.
It is important for us to learn
English.
=To learn English is important
for us.

25. “It is + adj.+ for/of sb.+ to do sth.”
Please say something about your thought by using the information given in the table
and the patterns:
“It is + adj.+ for/of sb.+ to do sth.”

26. important we
protect the wildlife
harmful
pollute the environment
selfish
human being
kill the wild animals
foolish
farmers
change the farmland to make more space for farms and buildings
wrong
women
wear the clothes made of animal fur
necessary
help the wild animals

27. It is important for us to protect the wildlife .
It is harmful for people to pollute the environment .
It is selfish of human beings to kill the wild animals .
It is foolish of the farmers to change the farmlands to make more space for farms and buildings .
It is wrong of the women to wear the clothes made of animal fur .
It is necessary for us to help the wild animals.

28. Pay attention to It’s + adj. + of + sb. + to do sth.
= Sb. is + adj. + to do sth.
It’s + adj. + for + sb. + to do sth.
= It’s + adj. + that clause
It is + adj. + to do sth.

29. 3. Tenses:
1).We use this pattern ‘It is adj.+ of
sb.+ to do sth.’to describe how we
feel about what someone does now.
2).We can also use ‘It was … of sb.….’
to describe how we feel about what
someone did in the past.
e.g.
It was nice of Sandy to help me with
my work.
3).The future form is:
‘It will be… of sb.….’(Be rarely used)

30. 4.Sometimes we can use ‘That is’ and ‘How’ instead of ‘It is’, e.g.
That is thoughtful of you to remember my birthday.
How thoughtful of you to remember my birthday!

31. be+ adj.+ enough + to do sth.
Grammar B
be+ adj.+ enough + to do sth.

32. What is the star sign’s characteristics?
He is patient. He can wait without getting angry.
He is patient enough to wait
without getting angry.
He is kind. He likes to take care of others.
He is kind enough to like to
take care of others.

33. He is generous. He likes to buy his friends nice gifts.
He is generous enough to like
to buy his friends nice gifts.
He is strange. He tries everything to be different.
He is strange enough to try everything to be different.

34. be + adj. + enough + to do sth.
=be + so + adj. + that-clause

35. to make a speech in assembly.
We can use this pattern to describe a person’s personality and abilities.
subject be
adj.
enough
to do I am
confident
to make a speech in assembly.
You/We/They
are
He/She/It/David is
She is imaginative enough to write
interesting stories.
They were patient enough to wait
another hour.

36. Make sentences using ‘be +adj. +enough to do’
1.Lisa, energetic, be a leader
_______________________________
Lisa is energetic enough to be a leader.
2.Peter, imaginative, become an artist
_____________________________
_________
Peter is imaginative enough to become
an artist.

37. Daniel is kind enough to help his friends at all times. kind
Complete Part B on page 10
1.to/Daniel/at all times/is/help his friends/enough (less able class)
2.To be/Andy/a leader/is/enough
Daniel is kind enough to help his
friends at all times.
kind
Andy is energetic enough to be a
leader.
energetic

38. 3.friends/Amy/enough/is/to make/ easily
4.is/enough/Kitty/to be/an artist
5.to/Simon/buy gifts/enough/is/for all of us
Amy is outgoing enough to make
friends easily.
outgoing
Kitty is creative enough to be an
Artist.
creative
Simon is generous enough to buy gifts for all of us.
generous

39. 6.eough/to make/Shirley/us all
laugh/is
7.is/Eddie/to sleep/enough/all day
Shirley is funny enough to make
us all laugh.
funny
Eddie is lazy enough to sleep all
day.
lazy

40. Consolidations
I.Complete the sentences using an adjective from the first column and a phrase from the second column.

41. boring, careless, clever, hot, kind, selfish
to cook an egg outside, to eat it all himself
to forget my homework, to make me fall asleep
to pass all her exams,
to think of others before himself
1.Is Susan a good student?
Yes. She’s ______ enough ____________
2.Do you like John?
Yes. He’s ______ enough _____________
______________.
3.Is that TV programme interesting?
No. It’s ______ enough ______________
_______.
clever
to pass all her exams.
kind
to think of
before himself
boring
to make me fall
asleep

42. boring, careless, clever, hot, kind, selfish
to cook an egg outside, to eat it all himself
to forget my homework, to make me fall asleep
to pass all her exams,
to think of others before himself
4.Did you make a mistake?
Yes. I was _______ enough ___________
_________.
5.Where is the cake?
Eddie was ______ enough ____________
________.
6.How is the weather?
It’s ____ enough ___________________.
to forget my
careless
homework
selfish
to eat it all
himself
to cook an egg outside
hot

43. 1.Kate is lucky enough to win the competition.
II. Can you say the sentences in another way?
1.Kate is lucky enough to win the competition.
Kate is so lucky that she can win the
competition.
2.Tom is energetic enough to play football for
three hours.
Tom is so energetic that he can play football
3.Bill is not strong enough to lift the heavy box.
Bill is too weak to lift the heavy box.

44. Pay attention to differences among :
too…to; …enough to; so…that…
and the exchanges.

45. The boy is not old enough to join the army. so + adj.+ that -clause…
too + adj. + to do sth.
1). “太……而不能……”, ). 否定意义
3). 形容词后面跟不定式.
The boy is too young to join the army.
adj. + enough to do sth.
1). “足够…… 以致于能够……”, ). 肯定意义
3). enough在这作副词,修饰形容词时要后置, 其后也跟不
定式.(enough用作形容词修饰名词时, 前后置都可以.）
The boy is not old enough to join the army.
so + adj.+ that -clause…
1). “如此……以致于能够……” ). 肯定意义
3). 形容词后面跟表示结果的状语从句.
The boy is so young that he can’t join the army.

46. Notice e.g. The room is too small to hold so many people.
用 enough to 和 so…that 代替 too…to 时, 要用否定句形式. 同时, enough所在句中的形容词要用原句中形容词的反义词.
e.g.
The room is too small to hold so many
people.
= The room is not big enough to hold so many
= The room is so small that it can’t hold so
many people.

47. III. Talk about the topics below
1.Mark can design the school newsletter.
(creative)
2.Leo can complete all his homework on time.
(hard-working)
3.Sally can solve this difficult problem.
(intelligent)
4.Sam can make a speech in front of the
whole school. (confident)
5.Simon couldn’t catch a fish. (impatient)
Sb. is too…to/…enough to/so …that-clause...

48. VI. Read and correct: v + enough + n . (enough) + to do
He is enough old to go to school .
My teacher is enough patient to help me .
I have books enough to give every student.
Kitty is enough full and can eat nothing .
old enough
patient enough
enough books
full enough
to be + adj .+ enough + to do
v + enough + n . (enough) + to do

49. 3.give each us of two presents 4.organize this party for us
Useful expressions:
1.play his CDs for us
2.make a birthday cards
3.give each us of two presents
4.organize this party for us
5.at all times = always
6.buy gifts for all of us
7.make such a mess

50. Sentences: 1.It is typical of Simon to make such a mess.
= Simon is typical to make such a mess.
2.It is silly of you not to forgive
others for their faults.
= You are silly not to forgive others for
their faults fish.
3.Kitty is not patient enough to catch a
= Kitty is so impatient that she can’t
catch a fish.
= Kitty is too impatient to catch a fish.

51. 　make such a mess, so hard-working
E.g.：
I cannot answer such a question.
我无法回答这样的问题。
They want to drink juice, soda or such
cold drinks.
他们想喝果汁、苏打水或这一类的汁。
a, an 置于such之后。但no, any, some, all,
many等则置于such之前。
I’d heard of some such rumors.
我听到过一些那样的谣传。

52. so, 副词，“那（这）么，那（这）样的，如此
　地“，通常．　
用于所修饰的形容词、副词之前。 如：
Don’t go so fast.
别走得那么快。
b. so+形容词+ a+名词，如：
I’ve never seen so amusing a film.
= I’ve never seen such a amusing film.
我从来没有看过这么有趣的电影。
　mix, mixture
mixture只能用作名词，而mix即可作动词，也可以作名词（但用得较少）。

53. hard-working generous clever patient
I.Choose the correct adjectives to complete Sentences A, then use their opposites to complete Sentences B.
hard-working generous clever patient
1. A. It is _________ ____ Simon ___ buy gifts for all of us.
generous of to
B. It is _______ _____Bob _____ eat the whole cake.
selfish of to
hard-working to of
2. A. It is _______________ _____ David _____ do a lot of
extra work for the Students’ Union.
B. It is _______ _______ Tom ______ sleep all day.
lazy of to
patient of to
3.A. It is _______ ____ Paul ___ wait without getting angry.
B. It is _________ ____ her not____ wait for a while.
impatient of to
clever of to
4. A. It is __________ ________ Amy ______ work out the
difficult maths problem.
B. It is _______________ _______ me not _______ work out the easiest one.
foolish/silly of to

54. II. Translation: It’s nice/kind of you to 2. 你的父母亲为我们组织这个晚会真是考虑周到。
你把报纸拿给我真是太好了。me the newspaper.
It’s nice/kind of you to
2. 你的父母亲为我们组织这个晚会真是考虑周到。
_______________________________________
this party for us.
It’s thoughtful of your parents to organize
3. 比利能想出这么多好点子真是富有创造性。 ideas.
_____________________________with so many good
It’s creative of Billy to come up
4. 对他来说要解决这个问题是很困难的。
It’s _______________________________ problem.
5.她没有犯任何错误真是太细心了。
It’s ____________________________ any mistakes.
difficult for him to solve the
careful of her not to make

55. ? _______________________ such a mess. It’s typical of Simon to make
6.西蒙总是把东西弄得一团糟.
_______________________ such a mess.
It’s typical of Simon to make
7. 她不想到别人真是自私。
_______________________________ others.
It’s selfish of her not to think of
8. 学英语对于我们来说是很重要的.
____________________ learn English.
It’s important for us to
9. 对于学生们来说每个星期都进行测验是没有必要的。
_____________________________ tests
every week.
It’s unnecessary for students to have ?
It’s + adj. + of/for + sb. + (not) to do sth.

56. III. Choose ‘of ’ or ‘for’ to complete the following sentences
It is very kind_____ you to lend me your bike.
It is easy ______Lily to solve the problem.
for
It is necessary _____ students to achieve a balance between their homework and hobbies.
for
It is wrong _____ us not to hand in our homework on time. of
It isn’t polite ______ you to say bad words
about others. of

57. VI. Correct the mistake in each sentence
That’s very interesting to play computer games.
2. It’s useful for we to learn English well .
3. It’s careless for him to lose the key.
4. Peter is enough easy-going to get on well with
everyone.
5. Suzy is humourous enough that make us laugh.
That’s →It’s
we →us
for →of
enough easy-going → easy-going enough
that → to

58. VI. Change the following sentences without change their meaning
Kitty dances for two hours every day.
She is active. (同义句)
_____ _____ _____ Kitty ____
_____ for two hours every day.
It’s active of to dance
2. It’s impossible that we spend too much
time on hobbies. (同义句)
It’s ________ ___ ___ ___ spend
too much time on hobbies.
impossible for us to

59. 3.Amy is so outgoing that she can make friends easily.
outgoing enough to make
4.Our teachers are patient enough to
spend a lot of time explaining things
to us.
so patient that
Our teachers are ___ ______ ____
they spend a lot of time explaining
things to us.
enough必须置于所修饰的形容词之后
‘enough to’可以与‘so … that’ 互换

60. VII.China’s Shenzhou VI landed successfully on the morning of 17th this month. The students of Class One ,Grade 9 are all talking about this .Help Amy and Kitty complete their conversation.
Amy: Have you heard of the successful landing of
Shenzhou VI?
Kitty: Yes, of course. It’s _______________( exciting that ,
exciting to ) hear such good news.
Amy: Yes. I think it’s brave _________
( of / for) the two spacemen(宇航员), Fei
Junlong and Nie Haisheng
____________(to take/that take) this
task.
exciting to of
to take

61. for careful enough confident enough to to be good enough
Kitty: I agree with you. It’s very dangerous
____(for/of) them to do the job. They
may lose their lives if they’re not
__________________ (careful enough
/ enough careful).
Amy: But they are ________________________(enough
confident/ confident enough) _________(to/that)
finish the great mission(飞行).
Kitty: Yes, I agree. And it’s said that it’s very hard
____________(to be/being) a spaceman.
Amy: Sure. I think they are _________________ (good
enough/enough good ) to be great spacemen.
for
careful enough
confident enough to
to be
good enough

62. Homework

63. We can also decide whether we should use ‘of’ or ‘for’ in a sentence
according to the following rules.
规则：
将 of 或 for 去掉，将表示 sb 的词作句子主语，表语不变，后接不定式，组成一个句子。若句子正确，则用 of，若不正确用 for。

64. David clever David’s good qualities to be a good chairperson
David is confident
enough to make a
speech in assembly.
David is hard-working
enough to finish all his summer
homework in the first week.
Finished all his
summer homework in
the first week
Is never
afraid of making a
speech in assembly
hard-working
confident
David
David is helpful
enough to help us with
our homework.
David is clever
enough to always get
good marks in tests.
helpful
Always gets
good marks in tests
clever
Often helps us
with our homework
David is organized
enough to remember to do
the things he needs to do.
organized
Remembers to
do the things he
needs to do