问题
选择题
---Have you ever been to Shanghai, Mary?
---Yes. I __________ there for a week with my parents last month.
A．have been
B．have gone
C．went
D．was
答案
答案：D
根据答语句末时间状语last month可知，是指上个月在上海呆了一周，该用一般过去时，选D，表状态。
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