In order to meet the demands they had to________production.
#69778
A
fasten up
B
rise up
C
speed up
D
go up
推荐题目
There are so many books!It is not easy for us to decide what to take and what to .
#82971
A
take on
B
pick up
C
leave behind
D
work out
I see no reason why they shouldn’t go on playing for another four or five years, __________they are fit.
#77908
A
provided
B
supposed
C
suggesting
D
pretending
We have a high regard for Mr. Black because he always tries to ________ his principles.
#70958
A
live up to
B
look forward to
C
catch up with
D
put up with
Many a student ____ wearing MP3 players while walking on the street．It’s quite dangerous．
#74707
A
is used to
B
are used to
C
was used to
D
were used to