综合运用一般过去时描述成长 — 英语选择题

Amy在成长记录中写道：“When I was nine, I ___ quiet and ___ answer questions in class. Last year, I practised reading aloud every day and ___ more confident.” 哪组词能正确补全这段成长记录？A. was; didn’t; become B. was; didn’t; became C. were; didn’t; became D. was; don’t; became