The world has a big headache and it by money. It began in America last year.A. causeB. ca

发布时间：2020-08-21 01:11:02

The world has a big headache and it      by money. It began in America last year.
A. cause
B. causes
C. is caused
D. are caused

网友回答

A. cause
B. causes
(答案→)C. is caused
D. are caused
解析：根据句子意思，本题要使用被动语态，所以只能在CD中选择，又因为it 为单数，所以要选择C
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