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

                       ，Americans invented digital cameras and cellphones.

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根據(jù)下面的對(duì)話情景，在每個(gè)空白處填上一個(gè)適當(dāng)?shù)木渥�，使�?duì)話的意思連貫、完整。

A ： 1.        I called you. But nobody answered.

B ： I went to the seaside with some of my classmates.

A： 2.       

B ： Sure. Go ahead.

A： 3.       

B ： We picked up the litter on the beaches and put it into the bags. The beaches became beautiful again.

A: Wow,you are great!

B： 4.           

A: Yes,of course. 5.       

B ： You can spread the message about protecting the environment. You know,the three Rsreduce,reuse,and recycle - are important.

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根據(jù)下面的對(duì)話情景，在每個(gè)空白處填上一個(gè)適當(dāng)?shù)木渥�，使�?duì)話的意思連貫、完整。 

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B ： Like what?

A: Well,you should turn off the shower when you’re ^ washing your hair.  

A: But you should do that.     

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B： 4.         

A: It says you should take your own bags when you j go shopping.

B ： OK. My parents do most of the shopping.

5.__      

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(   ) 1. It’s        that    China hasn’t  used the Maglev

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A. a pity;  widely  B. pity;  widely

C. a pity ;  wide  D. pity ;  wide

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(   ) 3. She is clever        beautiful.

A. or     B. also

C. as well     D. as well as

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4. Forests have become desert,so many animals and plants are        (  disappear).

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5.上海的磁懸浮列車最高時(shí)速可達(dá)每小時(shí)431 千米。

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

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(   ) 5. —How long        he        back?

—In two weeks.

A. will , come  B. does... come

C. is...come    D. did...come

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1 . Many students enjoy           ( play ) computer games.

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