问题
选择题
—Were you at home at 9 o'clock last night?
—Yes, I _____ a shower at that time. [ ]
A. took
B. was taking
C. was taken
D. am taking
答案
答案：B
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—Were you at home at 9 o'clock last night?
—Yes, I _____ a shower at that time. [ ]
A. took
B. was taking
C. was taken
D. am taking
答案：B