There is never enough time to do everything, ______ there is always enough time to do the most important thing. 
#30797
A
and
B
but
C
or
D
so
推荐题目
 _________ many times, but he still couldn’t understand it.
#32413
A
Having been told
B
Though he had been told
C
He was told
D
Having told
It is said _________ was how Chinese characters developed.
#34565
A
that
B
that which
C
that that
D
what
___________ you've got a chance, you might as well make full use of it.
#80325
A
Now that
B
After
C
Although
D
As soon as