The boy’s bad behavior at school __________ his mother many sleepless nights.
#12140
A
cost
B
made
C
caused
D
led to
推荐题目
Of all the books on the shelf, is of any use for improving our practical skills of survival in the competitive world.
#11913
A
nothing
B
no one
C
neither
D
none
We have to admit that the biggest___________ facing the ecosystem is limited resources and the worsening environment.
#12389
A
mission
B
challenge
C
scale
D
contribution
Traditionally, local midwives would ________ all the babies in the area.
#12904
A
handle
B
produce
C
deliver
D
help
(2013·桂林部分学校高三质检)The happiest people don't have the best of everything.They just ________ everything.
#11513
A
get away from
B
make the best of
C
fix attention on
D
catch up with
The government has been under growing pressure to ______ the causes of air pollution as smog frequently smothers the country's large cities．
#11294
A
release
B
schedule
C
address
D
maintain