1. Cover your mouth when you (咳嗽) .
年級(jí) | 高中課程 | 年級(jí) | 初中課程 |
高一 | 高一免費(fèi)課程推薦! | 初一 | 初一免費(fèi)課程推薦! |
高二 | 高二免費(fèi)課程推薦! | 初二 | 初二免費(fèi)課程推薦! |
高三 | 高三免費(fèi)課程推薦! | 初三 | 初三免費(fèi)課程推薦! |
科目:初中英語(yǔ) 來(lái)源: 題型:
Scientists are very interested in the universe,and they always want to know more about it. Years ago they knew many things about the 11 . They knew how big it was and 12 it was from the earth, 13 they still wanted to know more. They thought the best way was to 14 men to the moon. The moon is about 384,000 kilometres away from the earth. A common plane cannot 15 to the moon because the 16 reaches only 240 kilometres away from the earth. But 17 can fly even when there is no air. That is a rocket(火箭) .
How can a rocket fly? If you want to know,get a balloon (氣球) and then blow it up until it is quite big. Do not tie up(捆綁) the neck of the balloon,but let it go!The balloon will fly off 18 the air very quickly. The air inside the balloon can go through the air. It does not need wings like a plane.
There is gas(氣體) in the rocket,so it can fly out into 19 . Rockets with men in them have been to the moon. Several rockets without men in them have already flown to 20 planets much farther away than the moon. One day,rockets may be able to go to any place in space.
( ) 11. A. star B. moon
C. sun D. planet
( ) 12. A. how much B. how long
C. how many D. how far
( ) 13. A. so B. and
C. but D. or
( ) 14. A. send B. put
C. choose D. bring
( ) 15. A. walk B. fly
C. climb D. run
( ) 16. A. air B. light
C. Jupiter D. Mars
( ) 17. A. anything B. nothing
C. something D. none
( ) 18. A. by B. on
C. from D. through
( ) 19. A. space B. air
C. cloud D. station
( ) 20. A. other B. another
C. the other D. others
查看答案和解析>>
科目:初中英語(yǔ) 來(lái)源: 題型:
用方框中所給單詞或短語(yǔ)的適當(dāng)形式填空
twelve,none,so far,go, discover,grow,billion,show... to...
31. Simon asked his friends a question. But of them answered him.
32. December is the month of the year.
33. Scientists have many other galaxies.
34. We have learnt about 1,000 English words .
35. At night there are of stars in the sky.
36. How much you in the last 4 years?
37. I’ll my new pictures you when I get to school.
38. He to Beijing,so you can’t see him now.
查看答案和解析>>
科目:初中英語(yǔ) 來(lái)源: 題型:
( ) 6. Please send me a when you get toCanada.
A. message B. idea
C. information D. news
查看答案和解析>>
百度致信 - 練習(xí)冊(cè)列表 - 試題列表
湖北省互聯(lián)網(wǎng)違法和不良信息舉報(bào)平臺(tái) | 網(wǎng)上有害信息舉報(bào)專(zhuān)區(qū) | 電信詐騙舉報(bào)專(zhuān)區(qū) | 涉歷史虛無(wú)主義有害信息舉報(bào)專(zhuān)區(qū) | 涉企侵權(quán)舉報(bào)專(zhuān)區(qū)
違法和不良信息舉報(bào)電話:027-86699610 舉報(bào)郵箱:58377363@163.com