题目内容

Do you remember_____coming to see us last June?

A. Mary and her mother"s
B. Mary and her mother
C. Mary"s and her mother"s
D. her mother and Mary"s

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When the crowd saw the queen on the street, shouts and cheers_____.

A. broke through
B. broke up
C. broke forth
D. broke off

生产用水和饮用水系统分质供水时,两套系统的管网()。

A. 必须连通
B. 不能连通
C. 可以连通,但必须有空气隔离措施
D. 没有一定的连通要求

试述血的运行与脏腑的关系。

我国《专利法》规定的专利申请的基本原则是单一性原则()

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