_____, experts point out that students can easily fail at starting their business because of a lack of preparations.
#80650
A
But
B
However
C
while
D
though
推荐题目
-- Will you lend your MP4 player to Jack?-- Yes, ________ he promises to return it on time.
#34116
A
as soon as
B
as well as
C
as long as
D
as far as
Professor Hawking stepped into the office I knew that there was no hope.
#31869
A
Unless
B
Now that
C
Although
D
The moment
Whatever is left over may be put into the refrigerator，________ it will keep for two or three weeks.(2011·安徽)
#30498
A
when
B
which
C
where
D
while
You’ll find it hard to get rid of the drug habit you have it.
#33852
A
before
B
once
C
until
D
though