题目详情
单选题 The author's purpose in writing the passage is to tell us that ______
A. the research on cloning humans should be carried out to help infertile couples
B. regulations should be made to guide the science of cloning humans onto the right track
C. the research on cloning humans should not be conducted so recklessly
D. Antinori is a great scientist who pushes reproductive biology to the limits

学科:大学英语Ⅱ
时间:2023-06-21 08:27:02
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