Text B Short-term Memory

短语表达

1. at a later time

Go ahead with your work， I will give you a call at a later time.

I am not sure if I can remember all this at a later time.

2. in contrast (with / to)

Helen is very talkative. In contrast， her elder sister is silent.

His rudeness was in striking contrast with Jack's thoughtfulness.

3. look up

I don't remember Tom's telephone number， will you please look it up in the telephone book for me?

4. be unable to

He was unable to provide us with more information.

5. be released from

He was released from prison after he had been kept there for 5 years.

6. be rewarded with

The winner was rewarded with gift of fruit and flowers.

If the rat could find the right door， it would be rewarded with food.

语法讲解：

句子的用途分类：

参照课本第107-110页

我们重点讲解反意疑问句和感叹句的用法：

1.反意疑问句：

构成：

需要注意的问题：

陈述部分由否定词never,seldom,后面疑问部分就用肯定形式，但如果是通过加了反义前缀构成了与原来意义相反的词，那后面疑问部分仍然用否定形式。

She has never been to Beijing ,_has she_?

She's unhappy, isn't she ?

2.感叹句：

she's a pretty girl.

What a pretty girl (she is ) !

He is causing a lot of trouble.

What a lot of trouble he is causing !

The girl is pretty.

How pretty the girl is !

The book is interesting .

How interesting the book is!

巩固练习：

用what , how 填空：

___bad weather!

___cold it is !

____beautiful flowers!

_____funny!

____a pity!

用正确的形式填空：

Nobody knows about that , ____?

She must have been in the classroom , _____?

It must have rained last night , ____?