★ 希望做某事 hope to do sth. ★ 决定做某事 decide to do sth
★ 同意做某事 agree to do sth. ★ 需要某人做某事 need to do sth.
★ 使用某物做某事 use sth to do sth
★ 准备做某事 get/be ready to do ★ 计划做某事 plan to do sth. ★ 希望某人做某事 wish sb. to do sth.
★ 轮流做某事 take one’s turns to do sth. ★ 拒绝做某事 refuse to do sth.
★ 告诉某人做某事 tell sb. to do sth. ★ 请某人做某事 ask sb. to do sth.
★ 想要某人做某事 want /would like sb. to do sth. ★ 不得不 have to do
★ 同意某人做某事 agree sb. to do sth. ★ 教某人做某事 teach sb. to do sth.
★ 喜欢 / 想要某人做某事 like sb. to do sth. ★ encourage sb to do 鼓励某人做
★ 帮助某人做某事 help sb. to do sth/help sb.do
★ It’s one’s turn to do sth. 轮到某人做某事 例 :It your turn to clean the blackboard.
★ It’s time(for sb.) to do sth. 是某人做某事时候了 例 :It’s time for me to go home.
★ It’s +adj. for/of sb. to do sth. 对于某人来说做某事是 ……
例 : It is easy for me to learn it well. It is very kind/foolish/nice of you to do so.
★ It takes sb. sometime to do sth. 某人做某事花了某时间
例句 : 1.It takes me an hour to get to school by bike. 2.It took me an hour to watch TV last night. 3.It will tak
★ too+adj./adv. to do sth. 太 ….. 而不能 例 : He was to angry to say a word.
★ find/think/feel it +adj. to do sth. 发现 / 认为 / 感到做某事是 … I find/think/feel it hard to learn English well.
★ 序数词 +to do 第 ….. 个做某事 例句 :Who is the first to get there?
★ 我不知 / 忘记了怎么办。 I didn't know/forgot what to do.
★ 离开房间时不要忘记 / 记住关灯
例句 :Don’t forget/Remember to turn off the lights when you left the room
★ be+adj+to do sth 例句 :I am very sorry to hear that. I am ready to help others. I am happy / pleased / glad to meet you.
顺口溜：本领最多不定式，主表定补宾和状；样样成分都能干，只有谓语它不敢；大家千万要小心，有时它把句型改；作主语时用 it ，自己在后把身藏；七个感官三使役，宾补要把 to 甩开；疑问词后接上它，宾语从句可充当；逻辑主语不定式，不定式前加 for sb. ； to 前 not 是否定，各种用法区别开。
e her two weeks to finish the work.
以下是不带 to 的动词不定式 ( 即动词原形 ) 的常见用法
★ am let sb. do sth 让某人做某事 ★ make do sth 使得某人做某事
★ hear do sth do sth 听见某人做某事 ★ see do sth do sth 看见某人做某事
★ why not/why don’t you + 动原？为什么不 .?Why not/Why don’t you take a walk?
★ 某人 +had better( not)do 某人最好 ( 不 ) 做某事
★ 情态动词 can/may /must /should+ 动词原（包括情态动词的否定形式 + 动词原形）
★ 助动词 do/does/did/will/would 在构成疑问句或者构成否定句即 don’t /doesn’t /didn’t /will not /would not+ 动词原形
★ be going to + 动词原形（表示 “ 即将 ”“ 打算 ” 做某事）
使用 -ing 分词的几种情况
1. 在进行时态中。 He is watching TV. They were dancing at nine o'clock last night.
2. 在 there be 结构中。如： There is a boy swimming in the river.
3. 在 have fun/problems 结构
4. 在介词后面。如： Thanks for helping me. Are you good at playing basketball ？
What /How about doing sth? 做某事怎么样 ? I interested in playing football.
5. 在以下结构中 1. enjoy doing sth 喜欢做某事；
2. finish doing sth ； 完成做某事； 3.feel like doing sth 想要做某事；
4. stop doing sth 停止做某事（原来的事） 5.forget doing sth 忘记做过某事
6. go on doing sth 继续做某事（原来的事）； 7.remember doing sth 记得做过某事
8. like doing sth 喜欢做某事； 9.find /see/hear/watch sb doing 发现 / 看到 / 听到 / 观看某人做
10. try doing sth 试图做某事； 11. need doing sth 需要做某事；
12. prefer doing sth 宁愿做某事； 13.mind doing sth 介意做某事；
14. miss doing sth 错过做某事； 15.practice doing sth 练习做某事；
16. be busy doing sth 忙于做某事； 17.can't help doing sth 禁不住做某事；
中。如： We have fun learning English this term.
They had problems g
18.waste time/money doing 浪费时间 / 钱做 ; 19.keep sb.doing 让 … 始终 / 一直做 …
20. stop sb.(from)doing 阻止某人做某事
21. prefer doing A to doing B=like A better than B 喜欢做 B 更喜欢做 A
22. “do some +doing” 短语 如： do some shopping/do some washing/do some reading/do some practicing/do some cleaning/do some speaking
23 ． “go doing” 短语去做某事（主要指文娱活动等）如： go shopping/go fishing/go swimming/go hiking/go skating/go camping/go skiing （滑雪 /go boating /
etting to the top of the mountain.