题目内容
(改写) It's sometimes called _ (recycle) material.
(改写) Look! It's raining outside, you'd better put on your raincoat or take an u_.
改写句子
It's seven o'clock.________ go ________.
[ ]
It's very difficult for us to fight pollution. (保持原句意思)
________ ________ ________ _______ very difficult for us.
按要求改写句子
It's better to use a plastic lunch box.
________ a plastic lunch box __________ better.
It's also at home that we save energy and recycle.
______________________________________________________________
