Money is very important, ________ it is not the most important thing. 
#57667
A
or
B
and
C
but
D
so
推荐题目
Never stand up ________ you are asked to.
#58222
A
if
B
since
C
unless
D
when
Her grandparents are still in good health_____they are over eighty.
#57739
A
though
B
as soon as
C
until
D
because
______ he became seriously ill, he still went on working.
#58164
A
If
B
Unless
C
And
D
Even though