The fact that so many people still smoke in public places ______ we may need a nationwide campaign to raise awareness of the risks of smoking.
#101713
A
suggest
B
suggests
C
suggested
D
suggesting
推荐题目
We_______on this project for four hours. Let’s have a rest.
#103758
A
are working
B
have been working
C
worked
D
had worked
Mr. Blake ____ Shanghai in a few days. Do you know when the earliest plane ____ on Sunday?
#101278
A
is leaving, is taking off
B
leaves, takes off
C
is leaving, takes off
D
leaves, is taking off
If we _________ now to protect the environment, we’ll live to regret it. 
#100580
A
hadn’t acted
B
haven’t acted
C
don’t act
D
won’t act
 David has got everything ready, _________ it well.
#103138
A
determined to do
B
to be determined to doing
C
determining doing
D
to determine to do