The zoo keepers is worried because the number of visitors __ smaller and smaller.
#103375
A
become
B
became
C
is becoming
D
have become
推荐题目
.My brother wants to work in the factory which ______ still ______.
#99774
A
is/ building
B
has /been built
C
is /being built
D
is /to be built
–________ the ticket for the movie? --Yes. I bought it online by group buying.
#99510
A
Had you got
B
Will you get
C
Do you get
D
Have you got
—What’s that noise? Is the water still running? —Oh, my god! I ________to turn it off after I brushed my teeth．
#103527
A
was forgetting
B
forgot
C
had forgotten
D
am forgetting
We _____to Sydney next Monday. What about having a party this weekend?
#101670
A
have flown
B
flew
C
are flying
D
had flown
Lately, the media and netizens a girl named Guo Meimei for her action, which led to people losing confidence in charity.
#101014
A
had criticized
B
criticized
C
criticize
D
have been criticizing