—What were you doing at this time yesterday? —I ______ on the grass and playing with Tony.
#38003
A
sit
B
sat
C
am sitting
D
was sitting
推荐题目
If it ________ this Saturday, we will ________ for a picnic.
#42022
A
won’t rain; shall go
B
doesn’t rain; will go
C
isn’t rain; go
D
doesn’t rain; go
The physics teacher said that light _______ much faster than sound.
#39237
A
travels
B
traveled
C
to travel
D
was travelling