Our teacher saw us ______ on the desks a
题型:选择题
问题:
Our teacher saw us ______ on the desks and went out of the classroom. [ ]
A. to sit
B. sat
C. siting
D. sitting
Our teacher saw us ______ on the desks and went out of the classroom. [ ]
A. to sit
B. sat
C. siting
D. sitting