问题
选择题
I saw the boys _______ football in the gym when I passed by yesterday afternoon. [ ]
A. play
B. to play
C. plays
D. playing
答案
答案：D
搜题请搜索小程序“爱下问搜题”
I saw the boys _______ football in the gym when I passed by yesterday afternoon. [ ]
A. play
B. to play
C. plays
D. playing
答案：D