我运用第1题详细解答过程和答案
√；×；√；×
我运用第2题详细解答过程和答案
（1）What can we do to keep our school clean?
（2）You can put the rubbish in the bin.
（3）Smoke from cars make the air dirty.
（4）We can clean the desks and chairs.
我运用第3题详细解答过程和答案
图1—We can clean the desks.
图2—Wecan put the rubbish in the bin.
图3—We can plant more trees.
图4—Wecan sweep the floor.
脱口秀详细解答过程和答案
略
发表于 2017-11-5 12:04:46
