题目内容
单词拼写
We can c________ stationery for the children in poor area.
(单词拼写)We can do some shopping in the s__________.
We must spend as much time as we can ________(保护)wild animals.
We can't see the blue sky in some cities because of the p________ air.
We'd better call the police before we can find the o________ of this lost sports car.