摘要： – Bob has gone to California. I hear. – Oh. I wonder when he . A. left B. leaves C. has left D. was leaving
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—Bob has gone to California, I hear.
—Oh, I wonder when he ________.
A．has left
B．was leaving
C．left
D．leaves
查看习题详情和答案>>---Bob has gone to
---Oh, I wonder when he ______.
A. has left B. leaves C. left D. was leaving
查看习题详情和答案>>
—Bob has
gone to California, I hear.
—Oh, I wonder when he ________.
A．has left
B．leaves
C．left
D．was leaving
查看习题详情和答案>>