◎ 题干
—I hear your mother _______ to Canada once. 
—Yes, she went there last year.
[     ]
A. has been
B. has gone
C. go
D. goes
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“—I hear your mother _______ to Canada once.—Yes, she went there last year. [ ]A. has been B. has gone C. go D. goes…”主要考查了你对  【实义动词】  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。