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根据下列题示,以Trees为题,写一篇100—120词的说明文。

  (1)树木能为人们提供建筑和制造桌椅纸张的木材;

  (2)制造氧气,净化空气;

  (3)盛夏时遮荫,美化环境;

  (4)防止土壤被雨水冲走;

  (5)我们应该多栽树,保护森林,禁止乱砍滥伐。

 

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I was about to go to bed   there was a knock at the door.

  A.whlie    B.when     C.as      D.suddenly

 

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倘若太阳很利害,你就把帽子戴上。

_______________________________________________________________ .

 

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Mary____a book about the school last month,but I don’t know whether she has finished it.

A.wrote       B.was writing      C.has written   D.had written

 

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此题要求改正所给短文中的错误。按下列情况改正:

  多一个词:把多余的词用斜线(\)划掉。

  缺一个词:在缺词处加一个漏字符号(∧),在下面写出该加的词。

  错一个词:在错的词下划一横线,在下面写出改正后的词。

  注意: 共十处错误,每句最多有两个错误。

Zhang Hong’s mother use to work in a state-run shoe factory. She was laid off from his work the year before last. After that, she looked for a job everywhere, so she failed.She didn’t lose her heart. Instead, she was determined to learning a skill. So she went to a clothing school. She worked very hard her lessons and learned a great deal. Half a year late, she completed her courses and got certificate. She opened a clothing-making shop in the town which she lived. And her business is going on quite well. 

 

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The students scored 100 ______ in the intelligence test, while John got 160.

  A. on average   B. in total     C. in the middle   D. on the whole

 

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—If our parents would listen more to us, they would understand us better.

  — _______. They just expect us to listen.

  A. I believe not B. No problem    C. Good idea     D. I can’t agree more

 

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The Indian Ocean tsunami at the end of 2004 is believed _____ more than 160,000 people and made millions homeless, _______ it perhaps the most destroying tsunami in history.

  A. to kill; making      B. to have killed; making

C. having killed; to make   D. killing; made

 

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—I was wondering how to understand the grammar of these sentences.

—You'd better break them ________ into parts.

A.down          B.up

C.off           D.out

 

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So far as he could, John had always tried to _____ the example he saw in Lincoln.

  A. live up to  B. set forth  C. call for  D. cut out

 

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