题目内容

写单词。
1. Can you name the four great ___________(发明) of China?
2. About ten ___________(百分之) packaging is plastic.
3. The Rocky ___________(山脉;山峰) are the biggest ones in North America.
4. ___________(地理) is the study of the world's places.
5. We ___________(成功) to have the broken bike repaired well. We are very happy.
6. Maybe in the future all the cars, buses will be ___________(电的)
7. We use wood from trees to build houses and ___________(家具)
8. The rose is one of the ___________(漂亮) plants in the world.
9. Let's do the ___________(试验) and see what happens.
10. ___________(保护) the environment is everyone's duty.
1. inventions  2. percent  3. mountain  4. Geography  5. have succeeded
6. electrical  7. furnature  8. most beautiful  9. experiment  10. protecting
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