Heart attacks can be treated with human cloning technology by ______. The word "infertile" (Line 1, Para. 2) most probably mean

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问题 Heart attacks can be treated with human cloning technology by ______.
The word "infertile" (Line 1, Para. 2) most probably means "______ "

选项 A、unable to give birth to a child
B、with physical and emotional problems
C、short of time and money
D、separated from each other for long

答案A

解析本题为词汇题。在阅读理解中遇到生词要联系上下文猜测其词意，从第二段第一句"With cloning，infertile couples could have children．”可猜出其词意“不能生育的”。

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大学英语三级A级

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