—I wonder how much you charge for your services.—The first two are free ________ the third costs $30.
#30476
A
while
B
until
C
when
D
before
推荐题目
____ she goes, there are crowds of people waiting to see her.
#34699
A
Wherever
B
However
C
Whichever
D
Whoever
Is this tourist attraction you paid a visit to several days ago?
#30600
A
that
B
which
C
the one
D
where
As the saying goes, practice makes perfect, ______is only by using English as often as possible can you learn English well.
#80346
A
which
B
as
C
that
D
this
___ is the most useful invention?
#32091
A
Do you think which of these
B
Which of these you know
C
Which of these do you know
D
You know which of these