By the time you get to New York I for London. A. would be leavingB. am leavingC. have alr

问题补充：

By the time you get to New York, I for London.

A. would be leaving

B. am leaving

C. have already left

D. shall have left

答案：

A. would be leaving

B. am leaving

C. have already left

(答案→)D. shall have left

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