选出画线部分发音不同的单词。
() (1) A. mum
B. son
C. job
() (2) A. wash
B. watch
C. woman
() (3) A. small
B. door
C. thank

(1)C (2)C (3)C

一、根据句子的意思，用括号内所给单词的正确的形式填空。
1. There (be) little milk left，Mum. Let’s go to the supermarket to buy some.
2. How about (make) a red lantern?
3. The teacher makes the students (clean) the classroom.
4. Plastic Christmas trees can cause (pollute).
5. We have a big (celebrate) for the new students on the first day of school.

一、1. is 2. making 3. clean 4. pollution 5. celebration

二、从方框中选择正确的句子补全对话。 有一个选项是多余的。
Teacher： Class， how can we celebrate Christmas in an eco-friendly way?
Emma：1. () They last long.
Ben：I’m afraid I disagree (不同意). 2. ()
Teacher：Good point，Ben! What’s your solution?
Ben：Let’s think of new ways! 3. ()
Li Ming：4. () People throw away millions of turkeys worldwide.
Emma：Wow! So... maybe we can cook less food and share with neighbors?
All：5. ()
A. We can use old things to make decorations.
B. We should use plastic trees!
C. Thank you.
D. And don’t waste food!
E. Great idea!
F. Plastic trees cause pollution.

二、1. B 2. F 3. A 4. D 5. E

三、从方框中选择正确的单词填空，完成对话。 部分单词在填入前要进行词形变换。
wrap agree have Christmas away box use down
Planning a Green Christmas
Mum： Christmas is coming! Let’s 1. a big meal. We don’t want to waste food.
Lily (daughter)：Great idea! And this year，we won’t buy a real 2. tree. People cut 3. 140 million trees for that!
Tom (son)：I’m not sure about that... Real trees are pretty!
Dad：But Tom，after Christmas，they get thrown 4. . Let’s make a tree from old 5. !
Lily：Yes! Or maybe draw a tree on the wall?
Tom：Hmm... How about 6. the big plant in the living room instead?
Mum：Perfect! And we’ll 7. gifts in old newspapers to save paper.
Tom：Okay，I 8. . Let’s have a green Christmas!

三、1. not have 2. Christmas 3. down 4. away 5. boxes 6. using 7. wrap 8. agree