—Look, there_____ many birds around here, but now we hardly see them. What a pity!—Yeah! The air pollution has caused the problem!
#56353
A
are
B
used to have
C
used to be
D
use to be
推荐题目
-----When did the Party ___________?-----In 1921.
#58882
A
came into being
B
come into being
C
come on
D
come about
—Excuse me, will the plane for Beijing __________within an hour?—I’m not sure. You can go to the Information Desk for help.
#60444
A
get off
B
take off
C
turn off
D
show off