题目内容

Some of my friends are interested in science,but none of them can tell_____.
A．when UFOs will appear next time.
B．why do horses know the way.
C．where was this kind of plant found.
D．how do elephants communicate.
A

试题分析：句意：我的一些同学对科学感兴趣，但是他们没有人能讲出下次UFOs将何时出现。宾语从句如果是特殊疑问，那么特殊疑问词要放在宾语从句的句首，后面+陈述句的句序结合语境可知选A。
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