The question that puzzled us is _____ we can get rid of the air pollution in the area. A．that how B．...
2023-01-03 01:11:11 157次 2013届上海市高二下学期期末考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
The question that puzzled us is _____ we
can get rid of the air pollution in the area.
|
A．that how
|
B．how is it that
|
C．what is it
|
D．how it is that
|
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