题目内容

All of the following would necessarily involve mechanical effects EXCEPT

A. using wires to make objects fly
B. fihning each half of a frame. separately
C. hitting a sheet of metal to create thunder
D. building a small model of a town

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In England the traffic goes on the different side from China.

A. Right.
B. Wrong.
C. Doesn't say.

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One advantage of nano-armed washing machines is that______．

A. one wash-load could be much larger than before
B. the clean-up is done with an additional benefit
C. cleaning powder is no longer necessary
D. a lot of water could be saved

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【C5】

A. do
B. make
C. have
D. get

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电子邮件的地址格式是()。

A. 用户账号．邮件服务器域名
B. 用户账号邮件服务器域名
C. 邮件服务器域名
D. 用户计算机名

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All of the following would necessarily involve mechanical effects EXCEPT

A. using wires to make objects fly B. fihning each half of a frame. separately C. hitting a sheet of metal to create thunder D. building a small model of a town

In England the traffic goes on the different side from China.

One advantage of nano-armed washing machines is that______．

【C5】

电子邮件的地址格式是()。

A. using wires to make objects fly
B. fihning each half of a frame. separately
C. hitting a sheet of metal to create thunder
D. building a small model of a town