问题
选择题
I often __________ my homework after supper. But yesterday evening, I _________ TV.
A. do; watch B. did; watched C. do; watched
答案
答案：C
题目分析：句意：在晚饭后我经常做作业，但是昨天晚上我看电视了。often,常常，一般现在时的标志词，yesterday evening，过去时的标志词，根据句意，故选C。