PSAs are often run _____ free, and are ______ to educate people about health, safety, or any other problem that affects public welfare.
#26545
A
for, mean
B
for, meant
C
of, to mean
D
in, meaning
推荐题目
As everybody knows，kangaroos are native________Australia and are often regarded as one of Australia’s national treasures.
#25151
A
in
B
to
C
from
D
with
The local people are now________ Hong Kong, which was once ________the British for one and half a century.
#26156
A
in charge of; in charge of
B
in the charge of; in the charge of
C
in the charge of; in charge of
D
in charge of; in the charge of
Please remember to put everything ________ before leaving the room.
#25113
A
in the place
B
in need
C
in the order
D
in order
_____of modern agriculture, more and more waste is produced.
#27589
A
With the development
B
With the developing
C
By the development
D
By the developing
The Expo 2010 Shanghai has not only proved to be a great success but also provided a fantastic model for Milan ____________ managing and organizing events of this scale.
#26208
A
in need of
B
in terms of
C
in search of
D
in favor of