人教版九年级下册英语Unit 8第5课时Section B 3a～Self Check课时作业本详细解答过程和答案
Section B 3a～Self Check第1题详细解答过程和答案（一）
1、pink
2、picnic
3、rabbit
4、valuable
5、laboratory
6、honor
7、receive
8、hard-working
9、energy
10、express
（二）
1、expressed
2、received
3、positions
4、energies.
Section B 3a～Self Check第2题详细解答过程和答案
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Section B 3a～Self Check第3题详细解答过程和答案
（一）
1、sky
2、 What is the strange bright object inthe sky? /Why does the strange object change its shapefrom night to night? /Why do some of the stars andplanets change their positions， while other.s do not?
3、They also thought about the shape of the earth.
4、世界上不同的地方存在着对宇宙的不同看法.
5、 it possible
（二）
1、 Do you want （to buy） cheap movie tickets
2、How much is one/a ticket
3、 What is it/What is"group-buying"
4、How many tickets do you want
5、 Thank you （very much）/Thanks a lot/Thanks
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