问题
选择题
The police were looking into the accident, hoping to find out _______ that had caused it.[ ]
A. what it was
B. what was it
C. how it was
D. how was it
答案
答案：A
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The police were looking into the accident, hoping to find out _______ that had caused it.[ ]
A. what it was
B. what was it
C. how it was
D. how was it
答案：A