2015年九年级英语阶段性训练讲义(四) Unit13 Section A

2015年九年级英语阶段性训练讲义（四）

Unit 13 We are trying to save the earth

Section A.

Section A (1a-2d)

【基础预习】

I. 写出下面单词的意思。

1. littler ______

2. bottom ________

3. fisherman _____

4. coal __________

5. plastic _______

6. advantage ______

7. cost ________

8. wooden ________

II. 把下面的短语与汉语意思搭配。

1. make a difference A. 参与

2. cut down B. 充满

3. lead to C. 减少

4. be full of D. 起作用

5. play a part in E. 导致

【重点讲练】

1. The air has become really polluted around here. 这儿的空气已经被污染了。

辨析：turn, get 与become

⑴become多指身份、职位等的变化，它强调变化的过程已经完成，后面可接名词或形容词。

He becomes a teacher. 他成了一名老师。

⑵get多用于口语，表示一种变化过程，强调的是“渐渐变得”，后常接形容词的比较级形式。

In winter the days get shorter. 冬季白天变得较短。

⑶ turn指在颜色和性质等方面与以前的完全不同，强调变化的结果。Leaves turned brown in the mountains. 山里的树叶已变成了棕色。

【小试牛刀】用turn, get 和become填空。

① Her mother ____ angry when she heard the news.

② It’s _____ darker and darker outside.

③ The milk has _____ bad.

2. To cut down air pollution, we should take the bus or subway instead of driving. 为了减少空气污染，我们应该乘坐公共汽车或者地铁，而不是开车。

cut down 意为“减少”；是“动词+副词”结构的短语，所带的宾语为名词

时，宾语可位于down的前面或后面；为代词时，只能位于down前面。You’d better cut the article down to about 2,000 words. 你最好能把这篇文章压到两千字左右。

【拓展】

cut down 还可表示“砍倒”的意思。

They cut down the big tree. 他们砍倒了这棵大树。

cut off

cut into

cut up

cut in

【小试牛刀】单项选择

—Did you tell it to Jack?

—Yes, but we were ____ in the middle of our telephone conversation.

A. cut down

B. cut off

C. cut up

D. cut into

3. It’s good for health and it doesn’t cost anything!它对身体有好处并且不会花费任何东西。

辨析：spend, cost, take, pay

花费主语表示的内容

spend人宾语可以是钱、精力、时

间等。

cost物或事后接life, money, health, time

等，侧重于“花费”的代价。

take事或人它说明事情完成“花费

了……”。

pay人意思是“支付”，作为及物动

词，宾语可以是“人”、“钱”

pay for 人宾语为“物”、“事”，for表示支付的原因

【小试牛刀】单项选择

1. —Do you take exercise every day?

—Yes. I always ___thirty minutes after supper.

A. spend

B. cost

C. take

D. pay

2. I _________ $300 for the bike.

A. took

B. spent

C. cost

D. paid

【达标训练】

Ⅰ. 用方框中所给词的适当形式填空。

cost, wood, coal,

bottom, litter

1. Don’t throw _____ (垃圾) everywhere.

2. In winter, many people burn ____ (煤) to keep warm.

3. The police found a body at the ____ (底部) of the lake.

4. The _____ (费用) of living in big cities is very high.

5. He keeps a rabbit in a big ____ (木制的) box.

II. 单项选择。

1. He ____ go out with his parents, but now he ____ staying at home alone.

A. used to; is used to

B. is used to; used to

C. use to; is used to

D. is used to; is used to

2. The interesting book _____ me 10 yuan.

A. spent

B. took

C. paid

D. cost

3. We must do something useful to ____ pollution.

A. cut off

B. cut up

C. cut down

D. cut in

4. Smoking can _____ lung cancer. You’d better give it up.

A. work on

B. lead to

C. take away

D. put out

5. —What are the _____ of bike riding?

—It can help cut down air pollution.

A. advantages

B. reasons

C. results

D. ideas

III. 根据汉语提示完成下面的句子。

1. 多一个人少一个人无所谓。 One person wouldn’t ____ ____ ____.

2. 这个木箱时装满了书。 The ____ box ____ ____ ____ books.

3. 不健康的饮食对这种疾病的传播起一定的作用。

Unhealthy foods ___ ___ ___ ___ the spread ofthe disease.

4. 这条小路通向公园。 The path ____ ____ the park.

5. 我错拿了你的包。 I took your bag ____ ____ mine by mistake.

Section A (3a-4c)

【基础预习】

I. 根据汉语提示写出下面句中所缺的单词。

1. I have a simple and easy ____ (方法) to solve the problem.

2. We shouldn’t be ____ (残忍的) to animals.

3. It’s ____ (有害的) to your health to drink to much.