Our teacher saw us ______ on the desks and went out of the classroomA.to sit B.sat C.siting D.sitting
问题描述:
Our teacher saw us ______ on the desks and went out of the classroom
A.to sit B.sat C.siting D.sitting
答
D
有see sb do和see sb doing
这里没有选项是sit,而sit的ing形式是sitting