I thought ------very useful to know the customs of foreign c

问题描述:

I thought ______very useful to know the customs of foreign countries.A.thatB.to comingC.it D.to go
1个回答 分类:英语 2014-11-11

问题解答:

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C 形式宾语,后面的不定式是真正的宾语.
 
 
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