Lessons 29-30新概念英语第一册课后答案详解
词汇学习 Word study
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 trouser son the washing-line to air.
把裤子挂到晾衣绳上去晾干。
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!