A man does not know the difficulty of anything _____ he does it personally .
#80502
A
although
B
if
C
because
D
unless
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--- The MP3 cost me about 2,000 yuan. --- Well, it was crazy of you to spend so much money_____you could buy a cheaper one.
#32857
A
when
B
unless
C
if
D
because
The fact that smoking is harmful to health is__________ most smokers admit．
#32340
A
what
B
whether
C
where
D
that
Most probably it will be another 7 hours _____ you can have next meal, so each of you must have your stomach full.
#30777
A
since
B
when
C
after
D
before
I don’t like the way____you talk to your mother,you must change____way.
#34067
A
/,that
B
which,that
C
in which ,which
D
that,in which