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
推荐题目
The boy looks nice ______ white and the red sweater looks good ______ the girl .
#47929
A
with; on
B
in; on
C
on; in
D
in ; with
Guangzhou is becoming more and more beautiful, we are really proud ______ it.
#48047
A
of
B
in
C
to
D
at
The store sells sweaters _____ a very good price. We can buy one ______ 40 yuan.
#48182
A
in; at
B
on; for
C
at; on
D
at; for