Unit 6 Electricity 电

Unit 6 Electricity 电

1.I’m going to buy a packet of sweets.

a packet of 一袋。其后可接可数名词复数或不可数名词用来表示数量。

不可数名词没有复数形式，在表示数量时，常用“a+单位量词+of+不可数名词”结构。（1）a+单位量词+of+不可数名词

a piece of meat; a piece of paper; a glass of apple juice; a bag of milk

（2） a +单位量词+of+可数名词复数

a basket of eggs; a bag of apples

（3）数词+单位量词+of+不可数名词

two glasses of water; three cups of tea

（4）数词+单位量词+of+可数名词复数

two packets of sweets ; three bags of pencils

2.It is like water, in a way…

it a way 在某种程度上

In a way, you are right. 在某种程度上,你是对的.

与way的相关短语:

(1)In the way 妨碍;挡道

His hobby sometimes gets in the way of his studies. 有时他的爱好妨碍了他的学业. (2)on the way 在途中;在路中

He is on the way to school now. 他现在在上学的途中.

(3)by the way 顺便问一下

By the way, who is Tom? 顺便问一下,谁是汤姆?

(4)all the way 一直

He studies hare all the way. 他学习一直很努力.

3.Electricity comes into our flat through thin wires. 电通过细电线进入我们的公寓.

come into 进入……之内

Water comes into our houses through pipes.

4.These are connected to cables under the street…

connect 连接…常用结构: be connected to sth. 连接到…… ;

connect sth. to/with…把…和…连接起来.

Turn on your computer and connect it to the Internet.

The railway line connects Wuhan to Shanghai.

5. A moment later, Daisy came back.

(1)moment 可数名词,意为”瞬间;片刻”

I’d like to talk to you for a moment.

与moment相关的短语:

① a moment ago 刚刚;刚才

He was here a moment ago.

②at the moment 现在;此刻

He is at home at the moment.

③wait a moment 等一会儿

Wait a moment, please.

(2) later 副词,意为”后来;以后”

6. Batteries provide toy cars with…

provide sb. with sth. 供应给某人某物

The sun provides us with light and heat.

“为某人提供某物”还可以用provide sth. for sb.

7. ...speak as many languages as Lo. …说和Lo一样多的语言.

“as many + 复数名词+as ”意为”和……一样多的…”

I have as many books as you. 我和你有一样多的书.

“as much +不可数名词+as”意为”和…一样多的…”

My brother drinks as much milk as I every day.

8. share cups with others 与别人合用杯子

share sth. with sb. 与某人合用/分享某物

Lucy shares a bedroom with Lily. 露西和莉莉合用一间卧室.

alone 单独的;独立的---指无人陪伴,不表示内心的感觉

lonely 孤独的;荒凉的;寂寞的----内心世界的孤独感

on time 准时;按时

in time 及时

Please come on time. 请准时来.

You’re just in time. 你正好赶到.

Speaking

1.lock the door 锁上门

He locked the door and went out. 他锁上门出去了。

I bought a new lock. 我买了一把新锁。

switch off the electricity 关上电源（其反义词组是switch on）

switch 也可以意为“开关”。

2.test the water 测试水

3.Some food and vegetables in the market need testing. 市场上的一些食物和蔬菜需要接受

检验。

4.tidy up 整理好

5.take a bath = have a bath 洗澡

More practice

1.Keep the outside of the pot dry. 让锅的外表保持干燥。

(1 )“keep + sb. / sth. + 形容词”意为“让某人/某物保持某种状态”。

(2) keep doing sth. 连续不断地做某事，一直做。强调不断重复的动作。

Li Lei keeps buying books about cars. 李雷不断地买有关车的书。

(3) keep sb./ sth. doing sth. 让某人不断地做某事

(4) keep sb. from doing sth. 阻止某人做某事

We must keep them from getting to know our plans. 我们必须防止他们知道我们的计划。

2.…because it might start a fire. ……因为它可能会引起火灾。

might 情态动词，意为“可能，也许”。

I’m afraid it might rain today. 恐怕今天会下雨。

3.Stand at least one metre away from the microwave when it is on.

at least 至少

A child must sleep at least eight hours a day.

与least有关的短语：

(1) not in the least 一点也不

He is not in the least worried about his future.他一点也不担心他的未来。

(2) least of all 最不……的

Nobody cared, least of all my little brother. 没有人在意，更不用说我的小弟弟了。4.…make sure it is microwave safe. ……确保它适用于微波炉。

Make sure 务必，确信

课堂练习

1.Mum makes me eat an apple every day ______ the doctor away.

A.keeps

B. is kept

C. to keep

D. kept

2.Farmers have become ______ in our hometown in recent years.

A.more and more rich

B. richer and richer

C. more rich and more rich

3.With the help of the new technology, you _____ e-mail your friends by mobile phone.

A.can

B. must

C. need

D. should

4.----_______ I swim here? ----I’m sorry. Children _____ swim alone here.

A.Must; can’t

B. May; must

C. Can; mustn’t

D. Can’t; can

5.You _____ jump onto a bus while it is still moving. It is too dangerous.

A.can

B. must

C. can’t

D. mustn’t

6.---Can he speak English?

7.----________.

A.Yes, he does

B.Yes,he did

C. Yes, he can

D.Yes, he must

8._______ call me Mimi! It’s my cat’s name.

A.Not

B. Doesn’t

C. Don’t

D. Be not

9.Look, the dining hall is right on ______ side of the street.

A.another

B. other

C. the another

D. the other

10.---What can I do for you? ---I’d like two _______.

A.packet of tea

B. packets of apple

C. packets of tea

D. packet of apples

11.It’s too late. It’s time to go to bed. Lily, ______ the TV.

A.switch on

B. switch off

C. turn up

D. close

12.The computer is connected _______ a machine.

A.at

B. to

C. on

D. in

13.I asked him twice. But he didn’t ______ my questions.

A.answers

B. answer to

C. reply

D. reply to

14.I washed a lot of clothes. Who can _______?

A.tidy up them

B. tidy them up

C. tidy it up

D. tidy up it

15.About ____ people took part in planting trees last year.

https://www.wendangku.net/doc/2316465135.html,lion of

B.two millions

C. two million

D. two millions of