How long do you think it will be _______ scientists succeed in providing a cure for cancer?
#92242
A
when
B
after
C
since
D
before
推荐题目
I dislike _____ when others laugh at me in public or speak ill of me behind.
#92871
A
that
B
them
C
those
D
It
I would rather ________the football match last night with my friends. Otherwise，I would have finished my paperwork by now.
#92886
A
not have watched
B
not watch
C
hadn't watched
D
haven't watched
In December 2008, Obama was _________________.
#93646
A
elected the President of the USA
B
selected the President of the USA
C
elected President of the USA
D
selected President of the USA
All those second-hand goods are sold at before.
#92449
A
30% as lower price as
B
as 30% low price as
C
30% as low a price as
D
30% lower price than