Althoughatpresenthumaneggcellsandembryosneededforclonin...
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问题详情:
Although at present human egg cells and embryos needed for cloning research are difficult _____, Newspapers _________ evil leaders hoping to clone themselves.
A.to obtain; wrote B.to obtaining; wrote to
C.to obtain; wrote of D.to be obtained; wrote
【回答】
C
知识点:非谓语动词
题型:选择题
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