1. should \ shouldn’t \ can \ can’t \ must \shall \ will +动词原形
2. 借助do, does, did构成的问句、否定句，动词用原形。
3. let sb. +动词原形 let加代词宾格 let us/ me
4. like+doing喜欢做某事 like to do 喜欢去做某事
5.be+动词ing， go+动词ing, do well in \ be good at+doing
6. would like, want, how，need + to +动词 would like to do= want to do
would you please + 动词原形
7. excited主语是人， exciting主语是事情或物
8. It’s time to+动词原形=It’s time for+名词
9. at+几点钟，at ten past five; at night; at Christmas
10. in+年，月份，上午，下午，晚上，季节 , in 2010; in January; in the morning;
11. on+某月某日，星期，节日, 具体某一天等。
on the first of May; on Monday; on Christmas Day=at Christmas On New Year’s Day
12. 长着什么用with如：the girl with big eyes；穿着什么用in如：in red; in the red coat
13. 外来的东西在树上用in如：the bird in the tree; 树上长的用on如：the apples on the tree
14. 球类前不加the, 乐器前要加the play football, play the piano
15. give sth. to sb.=give sb.sth. show sb. sth.= show sth. to sb.
16. buy sth. for sb.=buy sb.sth.17. help sb (to) do sth, help sb with sth
18. talk about+ 事情， talk with+人 talk to sb. about sth.
19. tell sth. to sb.
20. ask sb (not) to do sth. ask for a penfriend
21. go home \ there go to the post office
get here \ home \ there get to the zoo
22. It often rains(动词).=It’s often rainy（形容词）. There’s a lot of rain（名词） in summer.
23. 疑问词： What什么, what colour什么颜色, what time几点钟, what shape什么形状，when何时, why为什么，how怎么样, how\what about怎么样， how old多大，how far多远, how long多长, how much多少钱, how many多少个, where哪儿, which哪一个, who谁, whose谁的,
24. Chinese, Japanese, English表示……国家的人时，单复数不变
25. 祈使句以动词原形开头，否定祈使句在动词前加don’t.
26. than前用比较级， as…as之间用原级
27. some 用于肯定句， any用于否定句和疑问句。some, any既可以修饰可数名词，也可修饰不可数名词。 特殊的：Would you like some…？ Can I have some…？