外研版（2024）八年级下册Unit 2 We have not found life on any other planets yet优秀课件ppt

这是一份外研版（2024）八年级下册Unit 2 We have not found life on any other planets yet优秀课件pptPPT课件主要包含了galaxies，UFO，Aliens，planet行星，WHY，bigger等内容，欢迎下载使用。
Mdule 3 Jurney t spaceUnit 2We have nt fund life n any ther planets yet.
1.[nʌn] 2.[ɪn'vaɪrənmənt] 3. [ðæt] 4. ['səʊlə(r)] 5. ['sɪstəm] 6. [ɡru:p] 7. ['ɡæləksɪ] 8. [ˈju:nɪvɜ:s] 9. [laɪt] 10. [ɪmˈpɒsəbl] 11. [aʊt]12.[kə'mju:nɪkeɪt]
nneenvirnmentthatslarsystemslar systemgrupgalaxyuniverselightimpssibleutcmmunicate
prn.没有一人n.环境prn.那，那个adj.太阳的n.系统，体系星系，太阳系n.群，组n.星系n.宇宙n.光/光线/光亮 adj.不可能的adv.在远方v.联系，交流
Let’s learn sme knwledge abut space.
the slar system太阳系
Our slar system is a small part f ________________________.
the Galaxy / the Milky Way
There are many ________in the universe.
Anyne ut there?
Fast reading:read the passage and chse the best title.
A. The scientists’ questins abut life in space.B. Spaceship t Mars.C. Facts abut life n the earth and ther planets.D. The slar system and the Galaxy.E. Hw large the universe is.
Fast reading: read and match.
1.Hw lng has there been life n the earth?
There has been life n the earth fr hundreds f millins f years.
2.What have we nt fund n any ther planets yet?
Careful reading： Para1
Because nne f them has an envirnment like that f the earth.因为它们当中没有一个有地球一样的环境。
2. Hwever, we have nt fund life n any ther planets yet.
Careful reading: Para2
the (1) _________
the Galaxy r the Milky Way
ther galaxies
the (2) _______
eight planets
ther planets
slar system
Fill in the blanks accrding t the passage.
Eight planets ges arund _________.
Our galaxy is called__________________ .
smaller r bigger?
Scientists have sent spaceships t ______
Hw great the scientists are!
What have scientists dne t learn abut the universe?
Wrk hard and find the answers.
1. The earth is a star. 2. The sun is a star.3. There is mre than ne galaxy in the universe.4. The light frm the stars in ther galaxies has travelled fr a lng time t reach us.5. Scientists have received many messages frm space.6. Spaceships have visited mst f the universe.
Check (√) the true sentences.
Is there life n ther planets? There are seven ther planets in ur (1) ___________, but (2) ______ f them has a(n) (3) ___________ like that f the earth. Spaceships frm the earth have dne surveys f the ther planets, butthey have nt fund any life there. Why has n ne frm ther planets tried t (4) ___________ with us? It is true that scientists have nt discvered life n ther planets in the (5) ________ yet, but sme scientists believe that they will find it sme day.
cmmunicate, envirnment, nne, slar system, universe
slar system
Cmplete the passage with the wrds and expressin in the bx.
Draw a mindmap f unit 23. Wrkbk M3U2
1.成百万年 2.在其它的行星上 3.绕太阳转 4.他们中没有人 5.被叫做 6.太阳系 7.一小部分 8.几十亿的星星 9.在宇宙中 10.许多其他的星系11.距离好远 12.不得不，必须13.足够远 14. 如此多 15.和某人联系
millins f years n any ther planetsg arund the sunnne f thembe calledthe slar systema small part fbillins f starsin the universemany ther galaxiesfar awayhave/has tfar enughs manycmmunicate with sb.