1.许多 many+ 可数名词 比较级 more 最高级 most
少许 few：比较级fewer 最高级 fewest +可名：cars, trees, buildings, people
（否）little: 比： less 最 least +不可名：water, air, paper, time, pollution
2、live to be 基数词 + years old “活到…岁”
3、be in great danger 处在极大的危险中
4、play a part in +名/代/V-ing. 参与某事/做某事
5、help sb. with sth. 帮助（做）…… He often helps me with my English.
6、动词后跟形容词的情况(构成系表结构)
1）表状态的动词：be/seem/keep/stay I exercise to keep healthy.
2)感官动词：sound/look/taste/feel That sounds great.
3）表变化的动词：get/become/turn The robots never get bored.
7. make sb. (代词为宾格）do … （让）……（做）… He made Tom laugh. 使役动词是表示“使、令、让、帮、叫”等意义的不完全及物动词，还有leave, get ,keep， make(使,令)， let(让), help(帮助)等。
1.) make / let +sb. +do sth.
2）. get / leave + sb. to do / doing sth.
3）leave sb. doing 让继续处于某种状态
8. the same as … 和……一样 反义短语： be different from
9. It takes / took / will take sb. some time to do sth. 某人花了……时间做某事(时态根据具体情况决定）
10. hundreds of “许多；大量 ” +名词复数
类似的数词还有thousand（千） , million（万）
There are four hundred students in our grade. 我们年级有400名学生
11.during “在…期间” during the vacation/the daytime /the weekend
12.the meaning of “…的意思” Can you tell me the meaning of the words?
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