There are many people downstairs. What do you think _____? 
#40285
A
to happen
B
is happening
C
is happened
D
happened
推荐题目
-Last night someone broke into our house.-Oh, dear! Anything       ?
#39788
A
was taken away
B
took away
C
is taken away
D
has taken away
Tom wants to be a singer and he_____ singing lessons to do it.
#39114
A
took
B
has taken
C
is taking
D
was taking.
Jangyin      a lot since 1978.
#41929
A
has changed
B
will change
C
changes
D
changed
--- ____________ you seen the 3-D film Titanic yet? --- Yes. I __________it a few days ago.
#41754
A
Did , saw
B
Have, saw
C
Do, have seen
D
Have, have seen