The train is running ______120 kilometres an hour.
#12948
A
at a speed
B
at the speed
C
at a speed of
D
on a speed of
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Young kids! You'd better apologize to us，or we________the right to accuse you of cheating.
#11958
A
reserve
B
preserve
C
observe
D
deserve
As far as I know, this maths problem is _______________ that one.
#14428
A
twice so difficult as
B
twice as difficult as
C
as twice difficult as
D
so twice difficult as
.Everyone arrived late at the party for_____ reasons.
#14417
A
variety of
B
a varieties of
C
various
D
varieties of
(2014·湖北重点中学联考)In order to protect the environment，people are greatly encouraged to travel by public________.
#10653
A
transport
B
service
C
means
D
transfer