课文详注 Further notes on the text

1.untidy,乱,不整齐。

un-是前缀,表示“not”这类否定的意思。

2.air the room,给房间通通风。

这里的air作动词用。名词作动词用是英语构词法的一种。又如:dust(n.)灰尘;(v.)掸掉灰尘。

语法 Grammar in use

must(1)

must是一个情态助动词,表示“必须”、“应当”,与have to相似,表示不可逃避的义务。在说话人看来,没有选择余地。但是,must带有个人色彩,表示说话人的主观意图。表示个人感情时通常用must。You must…(你必须……)表示说话人说/认为……是必要的。如:

You must sweep the floor.

你必须扫地。(我说这有必要)

词汇学习 Word study

1.air

(1)n.空气,新鲜空气:

Let's go out and breathe some fresh air.

咱们出去呼吸点新鲜空气吧。

(2)n.空中,空间:

He likes to stay in the open air.

他喜欢在户外呆着。

(3)v.晾(衣服、被褥等);使通风:

Open the windows and air the room.

打开窗户使房间通风。

Leave the trousers on the washing-line to air.

把裤子挂到晾衣绳上去晾干。

2.empty

(1)v. 使空;把…倒出(移出):

Empty the bottle of milk.

倒光瓶里的牛奶。

They emptied the house.

他们把房屋搬空了。

(2)v. 流出;走出:

The river emptied itself into the sea.

河水流入大海。

It was raining, and the streets began to empty.

天下起了雨,街上的行人开始稀少了。

(3)adj. 空的:

There are some empty bottles in the refrigerator.

冰箱里有一些空瓶子。

Her purse is empty.

她的钱包是空的。

(4)adj. 空虚的,无意义的:

It's an empty dream.

这是个不现实的梦想。

Officials were flattered by empty complements.

官员们被空洞的恭维话弄得心里美滋滋的。

(5)adj. 呆板的,毫无表情的:

She looked at him with empty eyes.

她木然地看着他。

He said all this in an empty voice.

他用一种呆板的声调说了这一切。

练习答案 Key to written exercises

Lesson 30

A

1 Clean it!

2 Shut it!

3 Open it!

B

1 Shut the door!

2 Open the window!

3 Put on your shirt!

4 Take off your shoes!

5 Turn on the stereo!

6 Turn off the tap!

7 Sweep the floor!

8 Clean the blackboard!

9 Dust the cupboard!

10 Empty the cup!

11 Read this magazine!

12 Sharpen these knives!