Living in the mountain area has its problems, ________ obtaining water is a big problem.
#66944
A
of which
B
for what
C
as
D
whose
推荐题目
A nest is to a bird ______ a house is to a man.
#69217
A
as
B
that
C
which
D
what
 I had to tell some of them what we wanted to do next, because ________.
#69738
A
none of them were here
B
no one was here
C
all of them were here
D
all of them were not here
If it ____ rain, we will play football tomorrow.
#41170
A
will
B
would
C
isn’t
D
doesn’t