We are not supposed ______ basketball on Sundays.
#49463
A
to play
B
playing
C
with playing
D
played
推荐题目
It is a good time _______.
#49260
A
sing.
B
to sing.
C
singing.
D
sang.
I can’t wait ____ the present box.
#48643
A
open
B
to open
C
opening
D
opened