61.  too…(for sb) to …太……以致不能……   so… that…   not… enough to do

　　The boy is too young to go to school. 那男孩太小了以致不能上学。

　　62.  try/do one's best to do sth    尽力去做某事

　　try to do sth    试着（图）做某事

　　63.  used to do sth  过去常做某事( used to be + adj/a +n)

　　Mr wang used to be a teacher worker.  王先生过去是一位工人。

　　I used to live in the country.   过去我住在农村。

　　64.  want/would like to do sth      想做……

　　want/would like sb to do sth    想某人做……

　　feel like doing sth  喜爱做某事（注意like后接动词ing形式）

　　65.  warn sb (not) to do sth  警告某人做某事（或不要做某事）

　　66.  为什么不……（表建议的句型，注意用动词原形）

　　Why don't you do sth ?

　　Why not do sth ?

　　表示建议的句型还有：What How about……?（如果是动词，要用ing形式）

　　Shall we……?

　　67.  Would you like (sb) to do sth ?Yes, I'd love to .

　　68.  Would you mind doing sth ? 你介意做某事吗？

　　Never mind/Not at all/of course not/certainly not . （从不介意/一点也不介意/当然不会了）

　　69.  Would you please (not) do sth     你可不可以不做……？

　　70.  finish doing sth     enjoy doing sth      practise doing sth

　　be good at doing sth    stop sb from doing sth     go on doing sth

　　be busy doing sth     see/hear/watch sb doing sth

　　feel like doing sth   hate doing sth    like doing sth

　　do well in doing sth    be afraid of doing sth

　　be interested in doing sth    make a contribution to