Scientists still wonder whether cloning will help or harm us and where it ____ us. A．has led B．is le...
2023-01-26 00:27:39 76次 2010年海南省高二下学期期末考试英语卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Scientists still wonder whether cloning
will help or harm us and where it ____ us.
|
A．has led
|
B．is leading
|
C．had led
|
D．would lead
|
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