Our teacher taught us that water ___ at zero degree centigtade.A.freezesB.freeze

Our teacher taught us that water ___ at zero degree centigtade.A.freezesB.freeze

题型:不详难度:来源:
Our teacher taught us that water ___ at zero degree centigtade.
A.freezesB.freezeC.freezedD.is freezed

答案
A
解析
宾语从句表示的是客观真理,谓语动词用一般现在时,不管主句谓语动词用何种时态。
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A.becomeB.have becomeC.cameD.have been

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