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.

　　41. It takes sb some time/money to do sth . 花费某人多长时间做某事（常考）

　　42. pay …for… cost spend…on….. it take …to do sth

　　43. It's best for sb to do sth. 对某人来说做某事是最好的

　　had better do sth 最好做某事（注意had没有时态和人称的变化，better后接动词原形）

　　44. It's time for sb to do sth 是某人做某事的时候了

　　45. keep (on)doing sth 坚持做某事（常考）

　　keep sb doing sth 让某人做某事（常考）

　　keep sb from doing sth 阻止某人做某事（常考）

　　keep sb/sth +adj

　　keep the book for 2 days 借这本书两天（不要用borrow或lend）

　　46. learn to do sth 学做某事

　　learn sth from sb 向某人学习

　　47. like to do/doing sth 喜欢做某事

　　like sb to do sth 喜欢某人做某事

　　48. need to do sth 需要做某事

　　need doing sth/to be done

　　need sth needn't do sth

　　49. prefer to do sth rather than do sth 宁愿……而不愿……（常考）

　　prefer doing sth to doing sth 喜欢做……胜过做……

　　I prefer reading books to going shopping. 比起购物来，我更爱读书。

　　prefer to do sth 喜欢（爱）做某事

　　50. refuse to do sth 拒绝做……

　　51.（常考）

　　remember/forget to do sth 记得/忘记做某事

　　remember/forget doing sth 记得/忘记做过某事

　　52. see sb do sth 看见某人做某事（结果）

　　see sb doing sth 看见某人正在做某事（正在进行中）

　　be seen to do sth 做某事被看见

　　53. something to eat/drink 一些吃/喝的东西（词不定式放在something等后修饰这些词）

　　I need something to eat. 我要一些吃的东西。

　　54. spend some time (in)doing sth /on sth 花费时间做某事（注意动词要用ing形式）（常考）

　　spend some money on sth/doing sth 买……花了多少钱

　　55. Sth is hard/difficult/easy to do . 做好某事很难/容易

　　56. stop to do sth 停下来去某事（两件事）（常考）

　　stop doing sth 停止做某事 （一件事）（常考）

　　stop sb (from) doing sth 阻止某人做某事（常考）

　　57. take turns to do sth 轮流做……

　　58. tell sb (not) to do sth 叫某人去（不要）做某事

　　be told to do sth 被告知不要做某事

　　59. There is no need (for sb) to do sth 对某人来说没必要做某事

　　60. There is no time (for sb ) to do sth

　　have no time to do sth 没时间做某事

　　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