They use computers to keep the traffic _______ smoothly.
#5026
A
being run
B
run
C
to run
D
running
推荐题目
–My TV set doesn’t work, the water tap is dripping and my car is still under repair!–You sure ________ bad luck these days.
#4572
A
had
B
will have
C
had had
D
are having
The bus crashed into a truck in front of it, ______ 40 deaths and more wounded.
#4707
A
cause
B
causing
C
caused
D
to cause
It made all the Chinese happy _______ China succeeded in sending up ShenzhouⅦ．
#59051
A
when
B
which
C
that
D
If
6．Do come here tomorrow ______we, as planned, will enjoy the torch relay of the 2008 Olympics.
#5041
A
otherwise
B
then
C
and
D
therefore
The collapse of the World Trade Centre has put US economy in a difficult ___________.
#4935
A
occasion
B
case
C
situation
D
background