上課用的英語必修三unit4-atronomy-using-language

1、2021/3/271Unit 4 Using Language2021/3/272What is the earths natural satellite?The moon.（天然衛(wèi)星）（天然衛(wèi)星）2021/3/273spacewalkLook at the pictures! 2021/3/2741. How many times would the gravity change during their journey?A. Twice B. Three times C. Four times D. Once2. Why was the spaceship not falling back

2、 to the earth?A. Because it was too far from the earth to feel its pull. B. Because it was too big C. Because it was far from the moon.D. Not mentioned in the text.Read the text again and choose the best answer.(2mins)2021/3/2753.Which one is NOT true according to the passage?A. The moons gravity is

3、 not as strong as the earthsB. We enjoyed ourselves on the moon. C. Walking on the moon was not very easyD. Leaving the moons gravity was more painful than leaving the earths4.Which of the following can replace the phrase “now that”?A.“since” B. “when” C. “while” D. “where”5.Returning to the earth w

4、as very_.A.interesting B. exciting C. Frightening D. amazing2021/3/276Task 2. Skimming1. Who do I have a chance to travel to the moon with ?2. How did we travel to the moon?3. What is the writing form ?4.Whats the writing order in this text?5. How many times would the force of gravity change on our

5、journey? Li Yan Pin , an astronomerBy spaceshipThree times , the first timeA travel journal Time order2021/3/2771. The force of gravity would change four times on their journey . ( )2. When they were on the moon, they would not feel the gravity because there was no gravity on the moon. ( )3. Since t

6、he gravity has changed, their walk didnt need a lot of practice. ( )4. “A visit to the moon” was not a real story but science fiction .( )5. Their returning to the earth was frightening. ( )FFFTTthree wouldas if did( Para3, L8 ) ( Para2, L9 ) ( Para2, Line1 ) ( Para4, L2 )Detailed reading: 2021/3/27

7、8課文短語與句子考點梳理課文短語與句子考點梳理2021/3/279Translate the words or phrases below1. the force of gravity _2. spaceship _3. rocket _4. pull _5. float _6. spaceship cabin _7. weightlessly _8. exhausting _9. escape the pull of the earths gravity_10. lessen the weight_11. in space _重力重力n.宇宙飛船宇宙飛船n.火箭火箭拉力拉力;牽引力牽引力v.

8、漂浮漂浮太空艙太空艙失重地失重地adj.筋疲力盡的筋疲力盡的逃離地球的引力逃離地球的引力減少重量減少重量 在宇宙空間在宇宙空間 exhausted2021/3/27101.有機會去做某事有機會去做某事2. 做一次太空旅行做一次太空旅行3.向某人解釋某事向某人解釋某事4.離開離開,出發(fā)出發(fā)5.接近接近.6.高興高興,振奮振奮7.既然既然8.掌握掌握,了解了解9.(不好之事不好之事)突發(fā)突發(fā);爆爆發(fā)發(fā)1. have a chance to do sth.2. make a trip into space3. explain to sb. sth.4. be off5.get closer to6.

9、 cheer up7. now that8. get the hang of 9. break out (break-broke-broken)=set off(since)Find out the useful phrases (1 min)2021/3/27111. 我的朋友李彥平是一位天文學家。上個月我有幸得到我的朋友李彥平是一位天文學家。上個月我有幸得到一個機會同他一個機會同他 一起去太空旅行。一起去太空旅行。1 Last month I was lucky enough to have a chance _( make)a trip_ space with my friend Li

10、Yanping, _astronomer. 2. 我們乘宇宙飛船參觀了月球。我們乘宇宙飛船參觀了月球。2 We visited the moon _ our spaceship! 3. 在啟程以前在啟程以前,李彥平向我解釋說李彥平向我解釋說,在我們的航行中會有三在我們的航行中會有三次引力的改變次引力的改變,而第一次的改變將是最強的。而第一次的改變將是最強的。 we left, Li Yanping explained_ me that the force of gravity _change three times on our journey and _ the first change w

11、ould be the most powerful. 完成語法考點并把句子翻譯成中文完成語法考點并把句子翻譯成中文 intoanto makein tothatwould2021/3/27124. 這種引力太強了這種引力太強了,以至于我們彼此間都不能說話以至于我們彼此間都不能說話了。了。4 _was so hard that we could not say_ to each other. 5. 隨后這個力量慢慢減小隨后這個力量慢慢減小,我才能夠同他講話。我才能夠同他講話。5 _(gradual)the weight _ (less) as we moved far away from the

12、 earth. And I floated_ (weight)around in our spaceship cabin. 6. 李彥平解釋說李彥平解釋說:“現在我們離地球太遠了現在我們離地球太遠了,感覺不到地球感覺不到地球的拉力的拉力,所以我們感覺好像沒有地球引力了所以我們感覺好像沒有地球引力了。6 We are far from the earth now _(feel) pull, he explained, so we feel as if there is no gravity at all. lessenedItanythingweightlesslyGraduallyto fee

13、l2021/3/27137. 當我們更接近月球時當我們更接近月球時,就會感到月球的引力在拉就會感到月球的引力在拉我們。但是我們。但是,月球的引力不像地球的引力那么月球的引力不像地球的引力那么大。大?！? When_(get) closer to the moon, we felt _(pull) by gravity, _it was not as strong as the earths.8. 我立刻感到很高興我立刻感到很高興,由于失重我在太空艙里飄來由于失重我在太空艙里飄來飄去飄去,我望著（身后的）地球越來越小我望著（身后的）地球越來越小,而（前方而（前方的）月球越來越大。的）月球越來越大

14、。8 I cheered up immediately and floated weightlessly around in our spaceship cabin _(watch)the earth become _(small) and the moon larger. gettingpulledbut watchingsmaller2021/3/27149. 如果我在月球上呆的時間足夠長的話如果我在月球上呆的時間足夠長的話,我甚至我甚至可能長得更高可能長得更高,我的體重肯定也會變得更輕我的體重肯定也會變得更輕!”I might even grow _(tall) stay here lo

15、ng enough. I shall certainly weigh less! 10. 而當我試著向前邁步的時候而當我試著向前邁步的時候,我發(fā)覺我被送我發(fā)覺我被送出去很遠出去很遠,步子的跨度竟然是在地球上的兩倍步子的跨度竟然是在地球上的兩倍,因因而我摔倒了。而我摔倒了。But _I tried to step forward, I found I twice as far as on the earth and .tallerwhen2021/3/271511. “天哪天哪,”我大聲說我大聲說,“重力改變了重力改變了,看來走路也看來走路也的確需要練一練了。的確需要練一練了?！監(jiān)h dear,

16、 I cried, walking _need a bit of practice gravity has changed. 12. 過了一會兒過了一會兒,我才掌握了走路的訣竅我才掌握了走路的訣竅,這才開始感到自這才開始感到自如了如了。 After_ while I it and we began to enjoy_. 13. 擺脫月球引力不像擺脫地球引力那樣痛苦。但是返擺脫月球引力不像擺脫地球引力那樣痛苦。但是返回到地球的經歷卻是非常嚇人的?；氐降厍虻慕洑v卻是非常嚇人的。Leaving the moons gravity was not_ painful as leaving the ear

17、ths. But returning to the earth was very_( frighten). a ourselves asfrightening.2021/3/2716 14. 我說道我說道:“真是精疲力竭了真是精疲力竭了,但也很激動但也很激動人心。關于引力人心。關于引力,我現在就懂得更多了。我現在就懂得更多了。 That was very exhausting _very exciting too, I said. Now I know much more _gravity! about2021/3/2717 背誦背誦 1. Last month I was lucky eno

18、ugh to have a chance to make a trip into space with my friend Li Yanping, an astronomer.上個月我有幸得到一個機會同我的朋友上個月我有幸得到一個機會同我的朋友,一一位宇航員李彥平一道去太空旅行。位宇航員李彥平一道去太空旅行。 Language points2021/3/2718 have a chance to do 有機會做某事有機會做某事 I hope I can have a chance to travel to make friends with you give sb a chance 給某人機會

19、給某人機會 Could you give me one more chance? by chance =by accident I discovered it by chance.2021/3/2719 2. When we get closer to the moon, we shall feel its gravity pulling us, but it will not be as strong a pull as the earths. get close to 靠近靠近,接近接近,指動態(tài)變化指動態(tài)變化 be close to 距距.近近,指狀態(tài)指狀態(tài) The school is c

20、lose to the post office.家長應該阻止孩子接近火。家長應該阻止孩子接近火。_Parents should prevent children from getting close to fire. 2021/3/2720 as+ adj.+(n.)+ as This film is _that one.這部電影和那部電影一樣有趣。這部電影和那部電影一樣有趣。We should plant trees _.我們應該盡可能多種樹。我們應該盡可能多種樹。This dictionary is _you think.這本字典不如你想象的那樣有用。這本字典不如你想象的那樣有用。 Joh

21、n is _as mike. 約翰和邁克是一樣聰明的學生。約翰和邁克是一樣聰明的學生。as interesting asas many as possiblenot as useful asas clever a student2021/3/2721 當看到當看到Beckham,球迷們球迷們(the fans)歡呼起來歡呼起來。 _ _ _ _ when they saw Beckham. 他帶她去聽音樂會他帶她去聽音樂會(concert)來來使她高興使她高興。 He took her to the concert to _ _ _.Thefans cheered upcheerher up

22、Cheers! Our football team will compete against the Japanese team this evening. Lets go and cheer them up! 為某人加油為某人加油 3. I cheered up immediately and floated weightlessly around in our spaceship cabin watching the earth become smaller and the moon larger. 干杯干杯! 2021/3/27224. But when I tried to step

23、forward, I found I was carried twice as far as on the earth and fell over. 倍數表達法倍數表達法:考例考例:Our new library is _ the old one. A. four times as large as B. four times the size C. four times larger D. four times larger as that2021/3/2723這條河是那條河的五倍寬。這條河是那條河的五倍寬。1._2._3._這塊石頭的重量是那塊石頭的三倍。這塊石頭的重量是那塊石頭的三倍。1

24、._2._3._ 這顆樹是那顆樹的四倍高。這顆樹是那顆樹的四倍高。1._2._3._This river is five times as wide as that one.This river is four times wider than that one.This river is five times the width of that one. This stone is three times as heavy as that one.This stone is twice heavier than that one.This stone is three times the w

25、eight of that one.This tree is four times as high as that one.This tree is three times higher than that one.This tree is four times the height of that one.2021/3/27241) . A + be + 倍數倍數n+ as +形容詞原級形容詞原級 + as +B4. But when I tried to step forward, I found I was carried twice as far as on the earth and

26、 fell over. 3). A + be + 倍數倍數n +形容詞比較級形容詞比較級 + than + B A比比B大大(長、高、寬等長、高、寬等)n倍倍2). A + be + 倍數倍數n + the +名詞名詞 (size, length, width, height, depth, weight, amount) + of + B A是是B的的n倍倍倍數表達法倍數表達法:這根繩子這根繩子(rope)是那根繩子的六倍長。是那根繩子的六倍長。A=nBA=(n+1)B2021/3/27257.We watched, amazed as fire broke out on the outsi

27、de of the spaceship as the earths gravity increased.amazed 是過去分詞是過去分詞,此處做狀語用此處做狀語用 他進來的時候沒有人注意到他進來的時候沒有人注意到.He came in _ .break out (戰(zhàn)爭戰(zhàn)爭,爭吵爭吵,疾病等疾病等)爆發(fā)爆發(fā)unnoticed它與它與happen, take place, come out等詞的用法一樣等詞的用法一樣,是不及物動詞是不及物動詞,不能帶賓語不能帶賓語,不能用于被動語態(tài)。不能用于被動語態(tài)。2021/3/2726 My car _ (拋錨拋錨) so I had to walk there. The famous band _ (解散解散) in the end. Thieves _ (闖入闖入) his house last night. The war _ (爆發(fā)爆發(fā)) ten years ago.The enemys defenses were strong but our soldiers _(突破突破;突圍突圍).broke downbroke upbroke intobroke outbroke through與