It’s+adj+for / of+sb+to do sth ■ It’s+adj.+for sb+to do sth 意思是 “ 对某人而言 做 …… 事是 …… 的 ” 。例如： It’s difficult for Debbie to choose the right hairstyle. 对黛比而言选择一个合适的发型挺困难 的。 在这个句子中， it 是形式主语，代替后面真正的主 语，即不定式短语 to choose the right hairstyle ， 因此，这个句子也可变为： To choose the right hairstyle is difficult for Debbie.

该句型里的形容词是说明后面不定式短语 的，里面的 sb 跟该形容词没有直接联系， for sb 表示 “ 对某人来说 ” 。常用于此 句型的形容词还有 important, difficult, dangerous, necessary, useful, possible 等。

■ It’s+adj.+of sb+to do sth 意思是 “ 某人做某事 是 …… 的 ” 。例如： It is foolish of me to leave my purse at home. 我把钱包留在家里真是太愚蠢了。 在这个句子中形容词跟 sb 有关，是用来修饰 sb 的。其中的 “adj.+of+sb” 实际上是 “sb+be+adj.” 之意，常用于此句型的形容词有 good, kind, nice, clever, wise, foolish 等。

根据汉语意思完成句子。 1. 迈克能帮那些老人真好。 It’s very _________________ the old people. 2. 你真聪明，解出了这道数学题。 It’s __________ to work out the maths problem. 3. 对孩子们来说，穿过繁忙的街道很危险。 It’s very _________________________ to cross the busy street. kind of mike to help clever of you very dangerous for children

4. 对我们来说，完成这项工作很困难。 It’s __________________ to finish the work. 5. 你给我让座真是太好了。 It’s very ____________ to offer me a seat. = You _______________ me a seat. 6. 他丢了这么多东西，真是太粗心了。 It is _______________ to lose so many things. = ______________________ so many things. very difficult for us nice of you are nice to offer careless of him He is careless to lose

A Adjective + for + noun/pronoun + to + verb

It is wise for you to shampoo your hair often. — I am losing a lot of hair these days. — It is important for you to reduce the pressure you are feeling. Adj. + for + noun/ pronoun + to do

difficultconvenient important impossiblepossible necessaryeasy Adj. + for + noun/ pronoun + to do

Debbie goes to Connie’s for a haircut. Make sentences from the table below to complete the conversations. Use the parts of the sentences only once. 1. It is difficult 2. Is it convenient 3. Is it important 4. It is impossible 5. Is it possible 6. Is it necessary 7. Is it easy for you me you me cut get eat choose come do make to my hair now? on Wednesday. it shorter? a job with you? an appointment? a balanced diet? the right hairstyle.

Adj. + enough + to do — Let me give you a hand — No, thanks. I am strong enough to carry the box.

softsmooth shinygood earlytall smallbig youngold Adj. + enough + to do

Simon and Debbie are at work. S: Let me carry those books for you. D: They’re heavy. Are you ____________________ them? S: No problem. Where do you want them? D: Up on the shelf. Are you _______________________it? strong enough to carry tall enough to reach

S: Sure. I’ll stand on this chair. D: Thanks. Now what about some lunch. S: Good idea. Let’s get a bus to Sammy’s. D: No. let’s go to a place __________________ to. I don’t want to go so far. And I want to go shopping for a small camera after lunch. close enough to walk

S: How small? D: ______________________ in your pocket. It’s for my younger brother. S: Is he _________________ how to use a camera? D: Yes. He is 13 and he’s already an expert. Small enough to be put old enough to know

Adj. +of +noun/ pronoun + to do It was foolish of you to go to a job interview with messy hair.

bravecareless generous good mean right wise wrong bad clever cruel kind polite rude silly Adj. +of +noun/ pronoun +to do

Debbie is thinking about what happened to her yesterday. 1. I left home without my purse. It ______________________________ it. 2. I met Mary, and she lent me 20 yuan. It ________________________ the money. 3. A man stood up and offered me his seat on the bus. It _________________________ his seat. was silly careless of me to forget was generous of her to lend was kind of him to offer me

4. I dropped my books, and a boy picked them up for me. It ______________________________ for me. 5. I met Lily, and she said she didn’t like my new hairstyle. It ______________________ that. was good of him pick up the books was wrong of Lily to say

6. I fell as I got off the bus. It ____________________________ off the bus. 7. I met Simon, and he laughed at my new hairstyle. It ____________________________ my new hairstyle. was rude of him to laugh at was careless of me to fall as I got