1. 9.1 Uses
Grammar Practice
Part A
9.2 We can use the bare infinitive or the -ing form after some verbs
9.3 Verbs followed by the to-infinitive or the -ing form
Part B
Part C
Language Practice
Part D
Part E
Part F

2. We were about to leave when it started
9.1 We can use either a to-infinitive or the -ing form after the following verbs, without their meaning changing:
allow
permit
bother
recommend
hate
prefer
bear
advise
propose
love
like
intend
begin
continue
start
We were about to leave when it started
to rain.
raining.
to-infinitive
-ing
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3. P.66 1 We always use the to-infinitive after would like.
Can I borrow that book? I would like/’d
like to read it.
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4. P.66 2 It is more common to use a to-infinitive after prefer.
My grandparents dislike flying. They prefer
to travel by train.
We can also use prefer in these structures:
He prefers tea to coffee.
(prefer something to something else)
He prefers going to the cinema to watching DVDs.
(prefer doing something to doing something else)
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5. P.66 He prefers to go to the cinema than to watch DVDs.
(prefer to do something than to do something else)
When we talk about what we would prefer to do in a particular situation, we use would prefer + to-infinitive.
It’s raining. I’d prefer to stay at home today.
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6. !
Caution!
1 We do not normally use the -ing form after the continuous forms of begin, start and continue (to avoid having two -ing endings).
 It’s starting raining.
 It’s starting to rain.
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7. P.66 2 We also use the infinitive form of the verbs like understand,
know, realise, like, admire after start, begin and continue.
 After working with him for some time, I began
admiring his flexibility.
 After working with him for some time, I began to
admire his flexibility.
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8. P.67 3 The following verbs have two possible structures.
Be careful when you use them.
advise/allow/recommend/encourage/permit + -ing
advise/allow/recommend/encourage/permit + object + to-infinitive
 He advised to buy an Octopus card.
 He advised buying an Octopus card.
 He advised us to buy an Octopus card.
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9. P.67 suggest + -ing form OR + that-clause
 She suggested to have dinner together.
 She suggested having dinner together
sometime.
 She suggested me to have dinner with her.
 She suggested that we (should) have dinner
together sometime.
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10. Grammar Practice
Complete the sentences using the correct form of the given verbs. When two answers are possible, write ONE answer only. The first one has been done for you as an example.
P.67

11. P.67 1 Do you like ____________________ (play) chess? to play/playing
2 After dinner, she continued _________________
(do) her homework.
3 Would you like _______________ (listen) to some music?
4 I like ________________________ (swim) in the summer.
to play/playing
to do/doing
to listen
to swim/swimming
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12. P.67 5 She advised __________________ (take) a short course in taking
writing skills.
6 The wind was beginning __________________ (pick up)
when we got to the beach.
7 John intends _________________ (buy) a car.
8 She prefers ________________ (go) to Sai Kung for the field
trip.
taking
to pick up
to buy
to go/going
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13. 9.2 We can use the bare infinitive or the -ing form after see, notice, watch, observe, hear, overhear, feel, etc. depending on whether we see, notice, etc. an entire action or only part of an action in progress.
Students rushed to help the teacher when they saw him
drop his books and papers.
(= we saw the entire action from beginning to end)
I saw him talking on the phone, so I thought I’d wait.
(= he was talking on the phone when I saw him)
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14. 9.3 The verbs below may be followed by the to-infinitive or the -ing form, depending on the meaning we want to express.
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15. Please remember to post the letter to John on your way to school tomorrow.
• We use the to-infinitive when we remember or forget something before we have to do it.
I remember meeting you at John’s party last month.
• We use the -ing form when we remember or forget something after we do it.
remember/forget
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16. try P.68 Tom: You’re late. Pat: I’m sorry, I tried to
get a taxi, but I couldn’t find one.
• When we try to do something, we make an effort to do it.
Tom: I can’t get this price sticker off my new mug.
Pat: Why don’t you try soaking the mug in water?
• When we try doing something, we do it and see what happens.
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17. stop P.68 On his way to school, he stopped to buy a newspaper.
• If we stop to do something, we stop what we are doing so that we can do something else.
When the teacher came in, the students stopped talking.
• If we stop doing something, we no longer do it.
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18. regret
I regret to say I won’t be able to come to the meeting tomorrow.
• We use regret + to-infinitive to say that we are sorry for what we must do now.
I didn’t mean to hurt her feelings. I regret shouting at her.
• We use regret + -ing form to say that we feel sorry for something we did.
P.68

19. mean P.69 I meant to call you last night, but I forgot.
• We use mean + to-infinitive to say that we intend to do something.
He was upset when he missed the ferry. It meant waiting for another half an hour.
• When we use mean to show something is likely to result in something else, we use the -ing form after the verb.
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20. afraid P.69 I’m afraid to ask her. She may get angry.
• We use be afraid + to-infinitive to say that we do not have the courage to do something because of the consequences the action described by the to-infinitive may bring about.
I don’t like climbing. I’m afraid of falling.
• We use be afraid of + -ing form when we are afraid there is a possibility that the action described by the gerund will happen.
P.69

21. sorry
I’m sorry to bother you, but could you help me move this desk?
• We use sorry + to-infinitive before we do something as a polite way of excusing ourselves.
We are sorry to hear that your brother had an accident yesterday.
• We use sorry + to hear, learn, see, read, etc. to express sympathy for somebody.
I’m sorry for being late. I was stuck in a traffic jam.
• We use sorry + for + -ing form to apologise for something we have done.
P.69

22. interested P.69 Tell me your plan. I’m interested to hear about it.
• We say interested to know, learn, see or hear something when we want to find out more about it.
I invited them to join me, but none of them was interested in hiking.
• We are interested in doing something when we are eager to do it.
P.69

23. Complete the dialogues using the words in brackets
Complete the dialogues using the words in brackets. The first one has been done for you as an example.
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24. P.70 1 A: The light was on when I got up this morning.
B: Was it? Your brother must have forgotten ____________
_______________ (turn off/it) last night.
2 A: I’m sorry I forgot _______________ (post) your letter.
B: It’s OK. I’ll post it tomorrow.
it off
to turn
to post
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25. P.70 3 A: I didn’t invite Sarah because you told me she was in Japan.
B: Did I? I don’t remember _______________ (say) that.
4 A: Why didn’t you tell Peggy about the picnic?
B: I tried _______________ (call) her several times,
but she didn’t answer her phone.
saying
calling
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26. P.70 5 A: My phone isn’t working.
B: Have you tried ________________ (change) the
battery?
6 A: We had a good time at the party.
B: I know, Jane told me. I regret _________________
(not/go).
changing
not going
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27. P.70 7 A: Melinda said she wasn’t going with them.
B: But I heard her _______________ (tell) Susan that she
was.
8 A: Have you seen Justin today?
B: I saw him _______________ (talk) to Peter just now.
tell/telling
talking
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28. Choose the correct words to complete the sentences
Choose the correct words to complete the sentences. The first one has been done for you as an example.
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29. P.70 1 I’m sorry __________________ about your brother’s accident.
2 It’s beginning _______________ . Have
you got an umbrella?
3 We took a taxi to the station because we
were afraid _______________ our train.
(1) to hear/
hearing
(2) to rain/raining
(3) to miss/of missing
to hear
to rain
of missing
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30. P.70 4 Everyone was keen _______________ my story.
5 I’m glad _______________ that your cat
has returned.
6 I remember _______________ the door
before I left this morning.
(4) to hear/in hearing
(5) to hear/of hearing
(6) to lock/locking
to hear
to hear
locking
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31. P.70 7 We regret _______________ you that to tell
your application has been unsuccessful.
8 I meant _________________ that doll for
Sue’s birthday, but it was too expensive.
(7) to tell/telling
(8) to buy/buying
to tell
to buy
P.70

32. Language Practice
Match the beginning of the sentences in Column A with the endings in Column B. Each letter in Column B can be used ONCE only. The first one has been done for you as an example.
P.71

33. P.71 1 Janet won’t go because she’s busy
2 When I saw the photo, I couldn’t help
3 After finishing school, he decided
4 She still remembers
5 It started
_________ e g d a b
COLUMN B
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34. P.71 a. learning to play the violin in primary school.
b. raining soon after we got home.
c. to take a short rest.
d. to start a company of his own.
e. finishing her book report.
f. to working for others.
g. laughing; it was so funny.
COLUMN A
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35. P.71 6 My brother prefers running his own business _________ f
7 After working for three hours, they stopped
_________ f c
COLUMN B
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36. P.71 a. learning to play the violin in primary school.
b. raining soon after we got home.
c. to take a short rest.
d. to start a company of his own.
e. finishing her book report.
f. to working for others.
g. laughing; it was so funny.
COLUMN A
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37. Read the first sentence
Read the first sentence. Then complete the second sentence using either a to-infinitive, a bare infinitive or the -ing form. When there are two possible answers, write ONE answer only. Follow the example.
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38. P.71 1 ‘You’d better wear a jacket,’ she said.
She advised me ___________________________________
_______________________________________________ .
2 Do you want to see my photo albums?
Would you like ___________________________________
___________________________________ ?
to wear a jacket
to see my photo albums
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39. P.71 3 ‘Let’s play badminton,’ he said.
He suggested _____________________________________
_______________________________________________ .
4 Paul doesn’t play the piano any more.
Paul’s stopped ____________________________________
playing badminton
playing the piano
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40. P.71 5 I dislike hearing dogs barking at night.
I can’t bear ______________________________________
_______________________________________________ .
6 Will you please wait a moment?
Would you mind __________________________________
_______________________________________________ ?
to hear/hearing dogs barking at night
waiting a moment
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41. Complete the story using the correct form of each verb in brackets
Complete the story using the correct form of each verb in brackets. The first one has been done for you as an example.
P.72

42. A P.72 ll the customers who shopped at the
new supermarket had one goal: (1)
(be) the lucky customer who did not have to
pay for his or her shopping. This was what
the notice just inside the entrance promised:
‘Once a week, one of our customers will
shop for free. You could (2) (be) that lucky
customer!’
(1) ____________
(2) ____________ A
to be be
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43. P.72 to shop/ shopping For several days Edward continued (3) (shop)
for things at the supermarket. The cupboards
in his kitchen were full of things which he
did not need. His friends advised him (4)
(stop) his shopping spree, but he wouldn’t
listen. He dreamed of the day when the
manager would come to him and (5) (say):
‘Sir, this is your lucky day. Everything in
your trolley is free.’
(3) ____________
(4) ____________
(5) ____________
to stop
say
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44. P.72 One morning, when Edward was on his way
to the supermarket again, he couldn’t help (6)
(feel) that something good was going to
happen that day.
It took Edward quite a while (7) (choose) all
the things he wanted. Once again though, he
was disappointed: luck was not on his side
after all.
(6) ____________
(7) ____________
feeling
to choose
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45. P.72 He was taking his shopping to his car when
he suddenly remembered that he had
forgotten (8) (buy) some tea. He went back
to the supermarket, got the tea and then went
to the check-out.
(8) ____________
to buy
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46. P.72 coming Just then he saw the manager (9)
(come) to him, ‘Sir, allow me (10)
(congratulate) you! You are this week’s
lucky customer and so everything you have
in your trolley is free!’
(9) ____________
(10) ____________
coming
to congratulate
P.72