No one knows when such a custom first _____.

A. came into power              B. came into being

C. came true                    D. came out

 He is always serious and doesn’t like _____.

   A. play jokes                     B. being played jokes on 

   C. being played jokes            D. to play joke on others

 American women usually consider their best friends as someone ________ they can turn when in trouble.

   A. to which        B. on whom        C. to whom         D. with whom

With ____ leaves ____ in the earth every year, the soil becomes richer and richer.

A. falling; burying   B. fallen; buried  

C. fallen; burying    D. falling; buried

Although I admire you _____ your work on soil, I think you should apologize _____the villagers for the water pollution.

A. for; to           B. to; for          C. for; for          D. to; to

 近年微博（microblog）在中国越来越流行，2011年也被有关媒体称为“微博元年”。假设你是校报记者，请根据下列提示为校报写一篇介绍微博的英语短文。

1. 非常方便，人们可以随时利用微博来表达心声，交流想法。

2. 给人们提供了一种释放压力的方式。

3. 与朋友分享心情，增进他们之间的了解。

4. 也有潜在的危险，有可能泄露个人隐私或其他重要信息。

5. 综上所述，使用微博要谨慎。

【写作要求】

只能使用5个句子表达全部内容。（第一句已经给出，但不计入总句数）

提示词：隐私privacy

Microblog has become part of our life.

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The boy is often found _____in reading books.

A. absorbs                  B. is absorbed         C. absorbing                D. absorbed

The first edition ________ in 1955 and ________ a best seller ever since．

   A．was published；had been         B．was published；has been

C．has been published；has been；    D．had been published；had

The murderer was brought in, with his hands _______ behind him.

A. being tied                B. having tied            C. to be tied                     D. tied

He did nothing but ________walk in the street. 

　 A. taking　　　　    B. take　　　　    C. to take　　　　        D. took