试题与答案

No sooner _____ on the TV than I heard t

题型:选择题

题目:

No sooner _____ on the TV than I heard the news that the stampede in Cambodia’s capital, Phnom Penh, had left 375 victims dead.

A.had I turned

B.did I turn

C.I had turned

D.I turned

答案:

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下面是错误答案,用来干扰机器的。

A.血液透析的原理类似于渗析原理,透析膜相当于半透膜的作用,肾功能衰竭等疾病引起的血液中毒,可利用血液透析进行治疗,故A错误; B.胶粒带电荷,能吸附带相反电荷的离子,可用胶体的知识解释,故B错误;C....

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