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5.上海的磁懸浮列車最高時速可達(dá)每小時431 千米。

The maglev train in Shanghai can reach                             431 km per hour.

根據(jù)下列的對話情景在每一個空白處填上一個適當(dāng)?shù)木渥�，使對話的意思連貫、完整。

A： Hi,Jane,would you like to help to protect the environment?

B： 1.       

A： Well,first,you can start by turning off the lights when you leave the room.

B ： 2.        But sometimes I turn

off the lights without thinking what’s next.

A: Second,you can ride a bike or walk.

3 .       

B ： That will not only save energy and money but also reduce air pollution,what else?

A: Try recycling paper.

B： Mmm,newspapers,magazines,mails...

4 .       

A: And last,take a bag when you go shopping. Don’t use plastic bags.

B: OK. 5.          Let’s  do  it together.

4.我們通常用木材料來造紙。

We usually        wood__      paper.

3.如果電動車被廣泛使用，電量需求將會增加。

There will be                  in  electricity       if  electricity  vehicles  are widely used.

2.我的表-無法忍受城市生活的高消費。

My cousin can’t stand                                in  the city.

1 . 二十世紀(jì)七十年代，美國人發(fā)明了照相機(jī)和手機(jī)。

                       ，Americans invented digital cameras and cellphones.

(   ) 5. —What do you call this in English?

—It’s a stamp. It’s used          sending letters.

A. by B. of C. with D. for

(   ) 4.        he  is very tired,           he still goes on working.

A. Though ; but  B. But; though

C. Though; /  D. But; /

(   ) 3.          Lucy            Lily comes from the USA.

A. Both... and

B. Not only...but also

C. /... and

D. Both... or

(   ) 2. —Who’s the tallest boy in  your class?

—Mike is taller than any        boy  student in our class.

C. each     D. one