人教版新目标九年级英语Unit 13单元知识点总结及练习

人教版新目标九年级英语

Unit 13

单元知识点总结及练习

Unit 13 We’re trying to save the earth!

重点单词：

Littler, bottom, fisherman, coal, ugly, advantage, cost, wooden, plastic, takeaway, cruel, harmful,

industry, law, scientific, afford, reusable, recycle, gate, bottle, president,work, metal

重点短语

:

be full of

充满

close down

关闭

play a part in

扮演角色

clean up

打扫卫生

cut down

减少

instead of

代替

make a difference

起作用，有影响

used to

过去常……

lead to

通往……

hear of

听说

be harmful to

…对……有害

the food chain

食物链

at the top of

在……顶部或顶端

turn off

关掉

take part in

参加

pay for

付费；付出代价

take action

采取行动

throw away

扔掉；抛弃

put sth. to good use

好好利用某物

pull

…

down

拆下；摧毁

turn upside down

上下颠倒；倒转

set up

建起，成立

bring sb. Back to

使想起

be known for

因……而闻名

重点句式：

used to be so clean.

它过去是那么干净。

ne in this town should play a part in cleaning it up.

我们镇上的每个人都应该尽一份力把这条河清理干净。

air has become really polluted around here.

这附近的空气被严重污染了。

cut down air pollution, we should take the bus or subway instead of driving.

为了减少空气污染，

我们应该乘公汽或地铁，而不要开车。

doesn’t cost anything.

它不耗费任何东西。

in fact, around 70 millon sharks are caught and traded in this industry every year.

但事实上，每年大约七千万条鲨鱼被抓来用作商业交易。

numbers of some kinds of sharks have fallen by over 90 percent in the last 20 to 30 years.

有些种类的鲨鱼数量在过去的二三十年里，下 降了百分之九十以上。

far, no scientific studies have shown that shark fins are good for health, so why eat them?

到目前为止，没有科学研究证明显示鱼翅对健康有益，

所以为什么要吃呢？

ing paper is really easy.

回收再利用纸很容易。

it’s hard to stop riding in cars.

但是停止开小汽车是很难的。

shouldn’t use pape

r napkins .

我们不该用餐巾纸。

off the lights when you leave a room.

当你离开房间时关掉灯。

you ever thought about how these things can actually be put to good use

？

你曾经考虑过怎样能充分利用这些东西吗？

isn’t the only one who is good at recycling.

艾米并不是唯一善于回收利用的人

has been doing this for a few years now.

她做这事已经有好几年了。

only can the art bring happiness to others

，

but it also shows that even cold

，

hard iron can

be brought back to life with a little creativity.

艺术不仅能带给别人快乐，

而且也说 明了只需要一点创造力，

即使是冰冷、

坚硬的铁也可以

产生活力。

巧记歌诀：

1.

“花费”用法口诀

花费四词各家聚，认准人物谁主语；

in

，

on

就跟

spend

去，

< br>for

在

pay

后不客气；

cost

物前人后移，

It takes

…

to do

在一起。

1.

被动语态

宾变主，主变宾，

by

短语后面跟，

谓语动词变被动，

be

后“过分”来使 用。

巩固提升：

一、单项填空

(

)1.I don't think you've been to Disneyland, ________

？

A

．

aren't you

B

．

haven't you

C

．

do you

D

．

have you

(

) villager built the bridge ________stones last year.

A

．

out of

B

．

out

C

．

to

D

．

for

(

) brother watched the football match instead of ________ his homework.

A

．

doing

B

．

do

C

．

did

D

．

does

(

)4.

—

Do you know the movie Harry Potter?

—

Yes.I________

it 's funny.

A

．

saw

B

．

see

C

．

have seen

D

．

will see