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....