正文
新概念第一册自学导读 Lessons29-30
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。
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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!