◎ 题干
The couple don't generally give in to each other, so they ________ when they are together.
[     ]
A. have quarreled  
B. are always quarreling
C. had quarreled  
D. have been quarreling
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“The couple don't generally give in to each other, so they ________ when they are together. [ ]A. have quarreledB. are always quarrelingC. had quarreledD. h…”主要考查了你对  【现在进行时】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。