已知某溶液的质量分数，欲求同温度时其溶质的溶解度，则必须具备_爱下问搜题

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问题选择题

已知某溶液的质量分数，欲求同温度时其溶质的溶解度，则必须具备的条件是[ ]

A.溶液必须100克

B.溶液必须饱和

C.溶剂质量为100克

D.溶剂必须是水

答案

答案：B

完形填空

完形填空。

     Mr Blake is a   1 . He is not young, but he is    not too   2 . He is 34. He has a son.    3 name    is Bob.
Bob likes sports. He often plays   4   baseball with his father. Mr Blake teaches English.   5   his class there are
45   6   .They all    7   him.    His wife,   8    Blake, is a doctor. She   9 very    young.Today is Sunday. 10
is at home.

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( )8. Miss
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( )10. Every

B. girl
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C. boy
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D. teacher
D. friend
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D. Of
D. boy and girl
D. want
D. Mr
D. looks
D. Everyone

单项选择题

下面关于文史知识的表述，完全准确的是

A．路遥的《平凡的世界》展现了中国二十世界五六十年代的社会生活。

B．萧红是中国现代著名女作家，其代表作是《呼兰河传》。

C．中国现代文学史上的第一部短篇小说集是鲁迅的《呐喊》。

D．盛唐时期出现了很多艺术成就很高的诗人，如李白、杜甫、李商隐等。