Cho dạng đúng của động từ trong ngoặc:
1. If I see him, I _____ (give) him a gift.
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2 9. If I _____ (find) a cheap room, I will stay a fortnight.
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3. If you ……(not keep) silent, you …………..( wake) the baby up.
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4. If I …………(know) his telephone number, I will give it to you.
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5. If someone (give) …………….you a boat, what you (do) ............?..........