Milk will turn sour soon on hot days ______ it is stored in the refrigerator．
#30135
A
since
B
until
C
because
D
unless
推荐题目
I was so familiar with her that I recognized her voice ________ I pickedup the phone.
#31811
A
the moment
B
after
C
before
D
while
We don’t doubt _______ we will complete all the projects before the year 2010.
#32433
A
when
B
if
C
that
D
whether
Sally worked late in the evening to finish her report ____ her boss could read it first thing next morning．
#31782
A
so that
B
because
C
before
D
or else
--You will get into big trouble ____ you can’t prove that you didn’t cheat in the exam.--I know. I will collect enough evidence to make them believe me.
#31015
A
unless
B
when
C
although
D
while
I get into the habit of surfing the Internet___I can find a lot of useful information.
#34790
A
which
B
that
C
when
D
where