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> Experiments of this kindin China before the Cultural Revolution in China. [ ]A. have conducted B. ha
Experiments of this kindin China before the Cultural Revolution in China. [ ]A. have conducted B. ha
题目简介
Experiments of this kindin China before the Cultural Revolution in China. [ ]A. have conducted B. ha
题目详情
Experiments of this kind
in China before the Cultural Revolution in China.
A. have conducted
B. have been conducted
C. had conducted
D. had been conducted
题型:单选题
难度:中档
来源:浙江省模拟题
答案
D
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细胞学说主要阐明了[]A.细胞的
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细胞学说揭示了[]A.植物细胞与
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题目简介
Experiments of this kindin China before the Cultural Revolution in China. [ ]A. have conducted B. ha
题目详情
A. have conducted
B. have been conducted
C. had conducted
D. had been conducted
答案