Question

6. (2015 •湖北襄阳) --Lucy,what were you doing at nine last night?

— I the piano. I usually practice the piano at that time.

   A. play   B. played

   C. was playing   D. am playing

Answer 1

6. C

6. C解析：根据本题语境可知，昨天晚上九 点“我”正在弹钢琴，故要用过去进行时。