问题补充:
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
答案:
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
时间:2019-07-02 15:54:38
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
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