In the past few years there _________great changes in my hometown. 
#36987
A
have been
B
were
C
had been
D
are
推荐题目
—— What’s she doing for vacation?——She’s _____ Beijing. 
#41914
A
visiting
B
visits
C
visiting
D
is visiting
While the boy ______ down the street, the UFO _____ . 
#41890
A
was walking; was landing
B
walked; landed
C
was walking; landed
D
walked; was landing
There             an exciting softball match on TV this evening.
#41768
A
will have
B
are going to have
C
are going to be
D
is going to be