Do you know what     in the room at the moment?
#40168
A
they were doing
B
were they doing
C
they are doing
D
are they doing
推荐题目
If tomorrow______________ fine, we’ll grow the flowers.
#41990
A
is
B
be
C
will be
D
is going to be
It ________ over ten years since the dog ____________. 
#37619
A
is; died
B
is; has been dead
C
has been; has died
D
was; has died
---Where were you this morning?---I _____________ in the supermarket.
#41689
A
will shop
B
am shopping
C
was shopping
D
have shopped