◎ 题干
His grandfather and grandmother _____Chongqing for 40 years. They like living there.
A.have been inB.have been to
C.have gone toD.have moved to
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“His grandfather and grandmother _____Chongqing for 40 years. They like living there.A.have been inB.have been to C.have gone toD.have moved to…”主要考查了你对  【一般现在时】【过去进行时】【过去完成进行时】  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。