题目

I am glad that you have managed to come.You _______ have brought wine.We’ve got plenty. A. wouldn’t B. couldn’t C. mustn’t D. needn’t 答案：D 解析: 本题考查情态动词。根据weve got plenty，所以说你没必要带来；needn’t have done sth.意为“本不必做……而实际上做了”。

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