复习：一般过去时的运用 — 英语选择题
题目
Tom 写了一篇日记，其中有一句话是："I ______ my homework before dinner, but I ______ TV because Mom asked me to wash the dishes." 请结合句意选择最佳答案。（提示：第一空后 before dinner 是过去时间；第二空表“没有看电视”）A. did; didn't watch B. do; don't watch C. did; don't watch D. do; didn't watch