摘要： --- Mr. Gao went to Shanghai for the air exhibition last week. --- Is that he had two days off? A. what B. when C. why D. where
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—Mr Gao went to Shanghai for the air exhibition last week.
—Is that _______ he had two days off?
—Is that _______ he had two days off?
[ ]
A. what
B. when
C. why
D. where
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B. when
C. why
D. where
[ ]
A. what
B. when
C. why
D. where
查看习题详情和答案>>
B. when
C. why
D. where