When the teacher came into the classroom, the students ____ in groups.
#39479
A
work
B
have worked
C
were working
D
are working
推荐题目
Did he ____  to sleep late last night ?
#40317
A
went
B
go
C
goes
D
going
 ---When ______ the football match ______? --- Next Saturday afternoon.
#37173
A
will ; hold
B
will ;be held
C
has; held.
D
was; held
The teacher and writer as well as some students         something when we entered the room.
#63697
A
discussed
B
were discussing
C
have discussed
D
was discussing