We'll learn much from this failure, so our suffering and efforts are not ________.
#64268
A
in return
B
in vain
C
at random
D
at all costs
推荐题目
Mammals ________ nearly all warm-blooded animals except birds.
#64904
A
settle in
B
settle down
C
take in
D
take up
(2013·成都七中考前模拟)If you decided to study in America, you have no choice but ________ your English greatly.
#64338
A
improves
B
improving
C
to improve
D
improve
Simon was _____ why many of his friends didn’t turn up at his birthday party.
#65571
A
limited
B
crashed
C
spotted
D
puzzled
.If the firms failed to make enough money, they would __________.
#82115
A
close down
B
call off
C
turn down
D
set off
To "stick to something" means that you continue to do it and don’t ______.
#65282
A
give in
B
put off
C
give up
D
put up