Think it over, _____ you’ll work out the math problem.
#56357
A
or
B
so
C
for
D
and
推荐题目
—How many hours do you sleep every day ?—            .
#56286
A
Once a day
B
Eight
C
Usually
D
Three times
Why don’t you come and have a look?
#55200
A
Why don’t
B
Why not
C
Why about
D
What don’t
It is a nice digital camera, ________ a little expensive.
#55558
A
as
B
since
C
though
D
unless