Our teacher taught us that water ___ at zero degree centigtade.
A．freezesB．freezeC．freezedD．is freezed
A
賓語(yǔ)從句表示的是客觀真理，謂語(yǔ)動(dòng)詞用一般現(xiàn)在時(shí)，不管主句謂語(yǔ)動(dòng)詞用何種時(shí)態(tài)。
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