问题
选择题
John and Mary _________ playing badminton now. [ ]
A. are
B. is
C. was
D. were
答案
答案：A
搜题请搜索小程序“爱下问搜题”
John and Mary _________ playing badminton now. [ ]
A. are
B. is
C. was
D. were
答案：A