During the past 120 years, the world        three waves of global economic integration（联合）.

A．witnessed                                          B．witnesses

C．has witnessed                                  D．will witness

Don’t waste time with someone who won’t support you        need.

A．in place of                                         B．ahead of

C．apart from                                         D．in time of

Make sure the gas is turned off after cooking, which would        cause danger to our life.

A．somehow    B．meanwhile   C．otherwise     D．furthermore

If he        that he made a mistake, we will forgive him.

A．inspects   B．confirms        C．guarantees        D．acknowledges

It’s common sense that in summer people like to seek shade        the air is cooler.

A．in where    B．in which         C．where                 D．the place where

August 8 was declared as National Fitness Day, when various events        to encourage people to take more physical exercise.

A．held                          B．were held           

C．had held                                D．have been held

Our manager made a special    to discuss our progress in sales once a week.

A．collection B．attraction             C．arrangement  D．conclusion

－How did it        that the secretary knew where we were?

－Maybe he had been following us.

A．come about  B．come across   C．come off         D．come round

You can read 　　　 list and select an item from it just like you choose　　　　 dish by reading the menu.

A．the; the　　　　 B．a; a　　　　　　　　　 C．the; a　　　　　　　　　 D．a; the

  汤姆因在学校使用手机被学校处分，他感到很困惑，写信给你求助。请根据以下结构提示给汤姆回信。开头结尾已给出。

Beginning: Your letter reached me yesterday. It said in your letter that……..     

Paragraph 1: 手机的优点：联系便捷

Paragraph 2: 带手机上学存在的问题：干扰教学，有害学习和健康

Ending: It is right for school to prevent you from using cell phones in school.

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