How can you expect him to make any improvement____ you never give him a chance to have a try?
#32220
A
unless
B
when
C
until
D
even if
推荐题目
__ __ many Chinese women have received higher education, there are still obstacles that prevent them from enjoying the same opportunities for education and employment as men．
#33681
A
Whether
B
Because
C
When
D
Although
The US auto (汽车) industry, a symbol of the American spirit, narrowly escaped a sudden breakdown, _____ China has become the world’s top automaker.
#34350
A
when
B
while
C
but
D
although
____ you want to remember its usage, you’d better make a sentence with the new word.
#79896
A
Unless
B
While
C
Now that
D
Even if
(2010·天津模拟)Get out of here at once. _________ not, I’ll phone the police.
#33212
A
Since
B
If
C
Why
D
When