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www0935
Joined: 14 Apr 2008 Posts: 173
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Posted: Sat Jan 09, 2010 1:07 am Post subject: Please help check out the answer. |
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The following is my another question.
By the time the young birds ________ the nest for food, they will have learned how to fly.
(A) will leave (B) will have left (C) are leaving (D) leave
The answer is (C), but I think the answer is (D).
Please give me a hand with this question. Thanks a lot. |
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pugachevV
Joined: 16 Jan 2003 Posts: 2295
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Posted: Sat Jan 09, 2010 12:25 pm Post subject: |
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| I'd say "leave" myself, and it's certainly not wrong. |
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