请选择ABCD/B6i.s9H0x9k*[7r Were you at home at 7 o’clock last night?2~6c6`2@0A3Y+T
---Yes, I _______ a shower at that time.2~6c6`2@0A3Y+T
A. took2~6c6`2@0A3Y+T
B. was taking2~6c6`2@0A3Y+T
C. was taken2~6c6`2@0A3Y+T
D. am taking2~6c6`2@0A3Y+T