问题补充:
—Watch!
—I but I anything unusual.
A. watched; have watched
B. have watched; am not seeing
C. was watching; wasn’t seeing
D. am watching; don’t see
答案:
A. watched; have watched
B. have watched; am not seeing
C. was watching; wasn’t seeing
D. am watching; don’t see
解析:考查动词。watch表示观看的过程,see指看的结果,表示看见了、看清楚了。