(2013·重庆，23)It's not easy to change habits，________ with awareness and self－control，it is possible.
#30482
A
for
B
or
C
but
D
so
推荐题目
You can’t catch the charm of English poetry ___you understand its rhythm．
#32731
A
if
B
unless
C
though
D
while
I can’t help being touched_____ I see the photo of the little Afghan girl crying over her mum’s body
#34242
A
each time
B
at each time
C
each time that
D
each time when
33. He waited until it was dark ____ nobody could see him clearly.
#79726
A
so that
B
in order to
C
although
D
However
I was feeling left out in the new school Alice ,an easygoing girl from Canada ,came to stay with me．
#30187
A
if
B
once
C
when
D
unless
_________ an ad does not lie, it does not mean it tells you the complete truth.
#34324
A
Even if
B
As though
C
Only if
D
as if