You may easily lose your way in Shanghai ______ you don’t have a map or a guide.
#41381
A
until
B
unless
C
though
D
if
推荐题目
____ and we’ll get everything ready for the taking off. 
#68374
A
Have one more hour
B
If I have one hour more
C
Given one more hour
D
One more hour
We’ll go to the park if it ________.
#41361
A
won’t rain
B
don’t rain
C
doesn’t rain
D
not rain