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1、What can we do first to recycle a milk carton?A、Make it flat. B、Wash it. C、Put it into a box.
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2、How many parts do milk cartons have?A、Two. B、Three. C、Four.
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3、Let's (start) recycling for a green world!
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4、Each part of the milk carton (can) become something new.
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5、It is easy (recycle) a plastic bottle in three steps.
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6、We (should) throw milk cartons away. We can recycle them.
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7、Recycling (turn) old things into new things.
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8、阅读下面的环保海报，将下列四项行动与海报内容匹配。
A.
B. 
C. 
D.
(1)、Lily didn't throw the plastic bottle away. She cleaned it and put some pencils in it.(2)、Ben had a lot of crayons. So he didn't buy new crayons before he used them up（用完）.(3)、Sam put plastic bottles into the blue bin. He put leftovers（剩菜） into the green bin.(4)、Alice sees many cute toys in the shop, but she doesn't buy them because she has lots of toys at home. -
9、Recycling
bottles is a great way to make our earth cleaner. -
10、We can make these into nice dolls.
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11、We can put rubbers and pins in the small .
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12、The cola bottle is just the right size for a .
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13、The milk bottle can be a .
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14、选择划线部分语音不相同的一项。(1)、A、seat B、keep C、head(2)、A、easy B、sea C、bread(3)、A、reuse B、let C、meet(4)、A、green B、desk C、see(5)、A、clean B、egg C、need
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15、根据图片与括号内的提示，仿照例子写对话。
例：（提示：you; I /share things ）
—What do you like to do with friends?
—I like to share things with them.(1)、（提示：your friends; they /help each other ）(2)、（提示：he; he /take care of each other ）(3)、（提示：she; she /do happy things together ） -
16、根据上下文，从方框中选择恰当的句子补全对话。
A. We help each other.
B. We share things.
C. We do happy things.
D. We take care of each other.
E. We have three friends.A: Hi, Mingming! Do you have best friends?
B: Yes, I do. There are three best friends in my life.A: Cool! What do you like to do together?
B: We like to do happy things together. Like drawing or playing games.
A: What about helping each other?
B: Sure! We often help each other when in trouble.
A: Do you share things?
B: Yes. We share snacks and stories.
A: Do you care about each other?
B: Of course. We take care of each other when someone is ill. -
17、I have fun with friends.（用 Duoduo 替换主语改写 ）
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18、They play with their friends.（改为单数句 ）
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19、Duoduo is unhappy because he thinks he's not Tutu's friend.（对划线部分提问 ）
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20、Tutu asks Duoduo to join them.（改为否定句 ）