问题
选择题
I saw them _______ volleyball this time yesterday. [ ]
A. play
B. played
C. to play
D. playing
答案
答案：D
搜题请搜索小程序“爱下问搜题”
I saw them _______ volleyball this time yesterday. [ ]
A. play
B. played
C. to play
D. playing
答案：D