新概念英语第二册课堂笔记-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