The experiment  the discovery of a cure for cancer.
#80773
A
resulted in
B
resulted from
C
brought in
D
ended in
推荐题目
That is the very coin that I need to      my collection.
#68713
A
add up
B
add in
C
add up to
D
add to
They are broadening the bridge to_____ the flow of traffic.
#72708
A
put off
B
speed up
C
turn on
D
work out
Though he doesn’t achieve his goals, he is not a failure.___, he is remembered as a true hero.
#70512
A
In particular
B
On the contrary
C
Generally speaking
D
To be honest