问题
单项选择题
When did you see her? What （） then?
A.was she doing
B.did she do
C.is she doing
D.has she hone
答案
参考答案：A
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When did you see her? What （） then?
A.was she doing
B.did she do
C.is she doing
D.has she hone
参考答案：A