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题目
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---Who is the tallest boy?      
---It ______ be John.. John is of medium height.
A.mustB.needn’tC.mightD.can’t

答案
D
解析

试题分析:句意:——那个个子最高的男孩是谁?——他不可能是约翰。约翰是中等身材。A. must一定,用于肯定句,有把握的推测。B. needn’t 不必。C. might 可能,没有把握的推测。D. can’t 不可能,有把握的推测,表示否定。根据John is of medium height.可知约翰不是最高的男孩,因此不可能是他。故选D。
核心考点
试题【---Who is the tallest boy?      ---It ______ be John.. John is of medium height.】;主要考察你对词法等知识点的理解。[详细]
举一反三
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