It took a great deal of courage to admit that all their efforts had been ________.
#25114
A
in danger
B
in vain
C
in return
D
in turn
推荐题目
Receiving the report that the plane crashed, the government took measures ______. .
#26192
A
at no time
B
in no time
C
at a time
D
of all time
_____ his arrival at the airport he was greeted by many teenagers holding flowers in their hands．
#28197
A
Upon
B
Within
C
Through
D
Beyond
The man dressed _____ jeans is an expert _____ unlocking doors and he can open a door ______ difficulty.
#27174
A
in, on, with
B
on, at, with
C
in, on, without
D
in, at, without
_____ the night, we did nothing but _____ there, waiting for him to come.
#28959
A
All through; sit
B
All over; to sit
C
Whole; sitting
D
Throughout; sat
_Stressful environments lead to unhealthy behaviors such as poor eating habits,which_______increase the risk of heart disease.
#28513
A
in turn
B
in return
C
by chance
D
by turns