新概念英语第二册20-03

Lesson 17 Always young

in spite of: 尽管

in spite of this: 尽管如此

In spite of this, I still like school.

jion: 参加了某一种团体

take part in: 参加某一种活动

attend: 出席

This time: 这一次

a gil of seventeen

She is eighteen years old.

She is a girl of eighteen.

must do: 必须做= have to; 推测

in--穿着...样的衣服 （+ 颜色，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

in a bright red dress: 穿着鲜红色的连衣裙

long black stocking: 长的黑色长筒袜

last year in another play (表示扮演过很多的角色）

had to: 必须 （不能加介词，+动词原形）

bright,orange-coloured dress: 鲜艳的桔色衣服

ever = at any time: 任何时候 （时间副词）

it must be: 一定 （推测）

must + 原形 -- 对现在的推测

it--形式主语。 用不定式做真正的主语

grown-up: (形容词短语） 成年人

grow up: (人） 成长

be a grown-up: 作为一个成年人

must be thirty-five years old

It is a secret/ privacy.

I forget it.

Must 的用法：

Must + 原形--1. = have to "不得不，必须"

2. (对现在的） 推测

在过去时的句子中，要用have to 来表示“必须”

have to -- 可以有任意时态

She will have to...

She had to...

She has to...

She has/ I have had to...

have to -- 作为实义动词，否定式为don't have to

will not have to

didn't have to