◎ 题干
Not only her mother but also her father _____ in the same school for twenty years.
[     ]
A. will teach
B. has taught
C. have taught
D. is teaching
◎ 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“Not only her mother but also her father_____ in the same school for twenty years. [ ]A. will teachB. has taught C. have taught D. is teaching…”主要考查了你对  【现在完成时】【主谓一致】  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。