You can’t appreciate happiness _______ you have known sadness too.
#32333
A
because
B
when
C
though
D
unless
推荐题目
——Did you stay up very late last night?——No，It was not 10 o’clock yet ____I went to bed.
#30760
A
when
B
until
C
that
D
while
We can’t take part in the competition ________ we get our student card.
#33335
A
before
B
if
C
While
D
as
As a matter of fact, ________ matters most in learning English is enough practice.
#30329
A
where
B
why
C
which
D
what
To keep healthy, you should eat any of the food that is offered on the table _______ it is not well cooked.
#31170
A
if
B
until
C
that
D
unless
(2013·山东青岛2月质检)________ you need something, please don't hesitate to let me know.
#30549
A
Even though
B
In case
C
As though
D
Even if