. The Roman Empire _____ for several centuries.
#103601
A
exists
B
existed
C
was existed
D
is existing
推荐题目
All school buses in the northwestern provinces with satellite positioning devices next year.
#101992
A
fitted
B
will be fitted
C
have been fitted
D
are fitted
(2013·成都一诊)They ________ to go shopping in the downtown district, but they cancelled it because of a hard rain.
#99600
A
had intended
B
intended
C
have intended
D
were intending
The moment 2011 BWF Super Series Masters Finals________ open, all the fans and the viewers cheered.
#100130
A
declared
B
were declared
C
had declared
D
have been declared
Please tell Tom not to leave the classroom unless he ______ that all the lights ______.
#100303
A
makes sure; are turned off
B
makes sure; will be turned off
C
is made sure; are turned off
D
will make sure; will be turned off
―Do you have anything to do this afternoon?―What’s up?―Let’s go shopping. It’s said that Jinying Shop _____, and all the sweaters are sold at half price.―Why not?
#104501
A
has closed down
B
was closing down
C
closes down
D
is closing down