The taxis in this city ________ in the same color. You can see them every day.
#41545
A
are
B
has
C
is
D
have
推荐题目
— Is Mike at home? — No. He ________ with his friends now.
#42382
A
swims
B
is swimming
C
swam
D
will swim
_____ your sister _____ playing the piano these days?
#40241
A
Is, practise
B
Does, practises
C
Is, practising
D
Does, practised
—Why didn’t you go to the movie yesterday? —Because I_________it before. 
#42506
A
had watched
B
have seen
C
have watched
D
had seen