新概念英语笔记整理：第二册第17课
join;attend(参加)的区别join join sb/sth 参加了某一团体
join the army 参军
join the party 入党
join us (口语)加入我们中来
take part in 参加某一种活动
take part in the race 参加比赛
take part in a play
take part in the party
attend 出席
attend meeting 参加会议，出席会议
attend the party 出席宴会
attend class 上课
☆this time 这一次
☆in(介词)+颜色、衣服：穿着……衣服
用介词短语取代动词，避免了一句话中出现两个动词
The boy in green.
☆ever=at any time:任何时候(时间副词)
☆grow up (人)成长
grown up (形容词短语)成年人
★Key structures
☆must 的用法
must+原形
1. = have to 不得不，必须
must ; have to 的区别
have to 可以有任意时态
must 只有两种时态：现在时，将来时;在过去时的句子中，要用have to来表示“必须”
have to 可以被have got to取代
have to 作为实义动词，否定式为 don't have to;will not have to;didn't have to
2.(对现在的)推测
对现在的推测 must do
对过去的推测 must have done
★Special difficulties
☆as
1.介词 “作为” As a young girl...
2.代词 “正如” As I learned,...
3.连词 =because “由于” As I am busy...
4.连词 =when “当……时” As I was leaving the house,...
5.方式状语从句的引导词 Do as you are told. 叫你怎么做你就怎么做。
6.“作为……工作” I work as ...
☆dress,suit,costume
dress:裙子，晚礼服，连衣裙(女式)
suit：套装(男式)
costume：演出服，民族服装，某一年代所穿的服装
☆fancy-dress party 化装舞会
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