问题
选择题
—I hear Mr. Zhang has gone to Beijing for a meeting.
—Really? Do you know when he ______?[ ]
A. leaves
B. was leaving
C. has left
D. left
答案
答案：D
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—I hear Mr. Zhang has gone to Beijing for a meeting.
—Really? Do you know when he ______?[ ]
A. leaves
B. was leaving
C. has left
D. left
答案：D