Where's Mr yu do you know well,it's hard to say.But I saw him___a football game just now.

问题描述:

Where's Mr yu do you know well,it's hard to say.But I saw him___a football game just now.
A was watching B watching C had watched D watched

选择B 感官动词see,watch,hear,find,notice等词之后常接省去to的动词不定式,或者动词的ing形式