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
 He asked _____________ for the violin. 
#74037
A
did I pay how much
B
I paid how much
C
how much did I pay
D
how much I paid
Is this the dictionary _____ you are looking________?
#71752
A
that; for
B
for which; x
C
the one ;for
D
one; for