John the examination, which made his par_爱下问搜题

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问题选择题

John the examination, which made his parents happy.

A．got through

B．carried on

C．stuck to

D．kept on

答案

答案：A

单项选择题 A1型题

水疝相当于西医的什么病（）

A.腹股沟斜疝

B.腹股沟直疝

C.鞘膜积液

D.精索静脉曲张

E.精液囊肿

问答题

试述流量控制阀是如何控制液体流量的。