Cloning an animal is a complex ________ that can go fatally wrong at any stage.A
题型:不详难度:来源:
Cloning an animal is a complex ________ that can go fatally wrong at any stage.A.process | B.regulation | C.step | D.method |
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答案
A |
解析
这题考查词义辨析:process过程,regulation规定,step步骤, method方法,根据句意:克隆动物是个复杂的过程,每一步都可能出现致命的错误。选A。 |
举一反三
These natural disasters have warned us that everyone should start to protect the_________ immediately.A.amusement | B.development | C.environment | D.government |
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