17. can/be able to afford （to buy） sth 有能力负担（购买）……

At this rate we won’t be able to afford a holiday.

18. can/may/must do sth could/would/should/might do sth

We may come at another time.

19. can‘t wait todo sth 迫不急待地去做某事

I can’t wait to hear the news.

20. decide to do sth 决定去做某事

make up one‘s mind to do sth 下决心去做某事（常考）

make a decision to do sth 对做某事作决定

What do they decide to do？

I have made up my mind to go with him

21. deserve to do sth 值得/应该做……

We must admit that she did deserve to win.

22. encourage sb to do sth 鼓励某人去做某事

Encourage them to do some other helpful recreations.

23. enjoy doing sth 喜欢去做某事

I enjoy reading the story book

24. expect （sb） to do sth 期望去做某事

Don’t expect him to help you.

25. fail to do sth 做某事失败

succeed doing sth 成功做了某事

If you do not work， you will fail to pass the exam.

26. finish doing sth 做完某事（后接动词-ing形式）（常考）

After finish doing your homework， you can have a rest.

27. follow sb to do sth 跟随某人去做某事

Follow me to read the new words.

28. get sb to do sth / make sb do sth/ let sb do st 让某人做某事（后接动词原形）

Her jokes made us laugh.

29. get/have a chance to do sth 得到一个做某事的机会

I‘m very happy to have a chance to visit your school.

30. give/pass/show/lend/sell sb sth/sth to sb

buy/get/bring sb sth/sth for sb

Please give me a piece of paper.

I bought him a drink in return for his help.

31. go on to do sth /go on doing sth 继续做事（常考）

Go on doing the exercise after a short rest.

32. hate to do/doing sth 讨厌/不喜欢做某事

I hate to tell the news to you.

33. have fun doing sth 做某事很有趣

Have fun getting to know each other.

34. have problems doing sth 做某事遇到困难

Many people have problems getting to sleep at night.

35. have sb do sth/have sth done 让某人做某事

This is the best work you have ever done.

36. hear sb do sth 听到某人做某事（后接动词原形，常考）

hear sb doing sth 听到某人正在做某事（常见）

I heard someone laughing.

37. help to do sth 帮忙做某事

help sb （to） do sth 帮助某人做某事

I’ll help you clean the room.

38. hope/wish to do sth 希望做某事

wish sb to do sth 希望某人做某事

I wish to take this opportunity to thank you all.

39. It seems that 这像是……（后接从句）

seem to do sth

seem +adj

It seems that you are lying.

Does that seem to make sense？

40. It’s + adj+（for sb） to do sth .

It’s + adj +（of sb） to do sth

It‘s glad for him to hear the news.