One way for students to prevent H7N9 flu virus is to open the windows of the classroom to allow the air to ________.
#13540
A
accumulate
B
circulate
C
illustrate
D
accelerate
推荐题目
The teachers were always trying to ______ the excited students at that time.
#13124
A
calm down
B
set down
C
let down
D
turn down
Thanks to the great efforts by netizens and the journalists' determination to ________ truth, anticorruption has been accelerating.
#11096
A
take out
B
check out
C
pick out
D
dig out
Jacky Chan is________ to turn up at the party for charity, since he is always enthusiastic about such things.
#10552
A
possible
B
probable
C
perhaps
D
likely
My plan is to ____ next weekend, when the summer vacation begins, for Kunming, the city for its beauty and mild temperature
#12104
A
take off
B
get off
C
go off
D
set off