Are they getting ready _____ the exam?
#48208
A
for
B
to
C
at
D
in
推荐题目
I think ______ is necessary ______ us to do something useful to protect the birds.
#50276
A
this; for
B
it; of
C
this; of
D
it;for
Are they getting ready _____ the exam?
I think ______ is necessary ______ us to do something useful to protect the birds.