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问题 单项选择题

某轮船长100m，xf=-1.50m，dF=8.65m，dA=9.20m。则其平均吃水为（）m。

A．8.917

B．8.925

C．8.933

D．9.107

答案

参考答案：C

选择题

----Do you regret paying ten dollars for that book?

----No, I would gladly have paid _____.

A．as twice many

B．twice as many

C．twice as much

D．as twice much
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多项选择题

痄腮与发颐的区别点是（）

A.寒战高热

B.疼痛剧烈

C.部位不同

D.不会化脓

E.有传染性
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