two fish men said they had ever seen --UFO .A.the B./C.an D.

问题描述:

two fish men said they had ever seen __UFO .A.the B./C.an D.a
1个回答 分类:英语 2014-11-29

问题解答:

我来补答
UFO
U 的音标是 /ju:/,是辅音音标开头,应该用a
并且UFO是初次出现
所以选D
 
 
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