题目内容

按离子极化概念,稀有气体型的离子的极化力是最弱的。

A. 对
B. 错

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______ broke her leg while skiing.

A. She
B. Her
C. Hers

Both his parents and teacher ____ proud of _____.

A. are; he
B. are; him
C. is; him
D. is; his

The population in Shanghai is larger than _____ in Guangzhou.

A. the population
B. that
C. those
D. it

Miss Wang is an old friend of ______.

A. my
B. me
C. mine
D. I

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