內(nèi)蒙古巴彥淖爾市烏中旗二中九年級英語上冊《Unit 4 Amazing Science Topic 3 Section C》學(xué)案（無答案） 仁愛湘教版

1、九年級英語上冊Unit 4 Amazing Science Topic 3 Section C學(xué)案（無答案）一學(xué)習(xí)目標(biāo)：1了解更多關(guān)于火星的知識。2培養(yǎng)學(xué)生熱愛科學(xué)、探索未知領(lǐng)域的積極態(tài)度。二預(yù)習(xí)過程 ： 三知識點(diǎn)導(dǎo)學(xué)：1a:1)The gravity on the surface of Mars is about two-fifths as strong as it is on earth . (譯成漢語) a) 倍數(shù)的表示：倍數(shù) + as 形容詞或副詞原級 + asb) as + adj./adv/原級 + as ：“ 和一樣“ (1)The students in our school

2、are twice _many_those in yours.我們學(xué)校里的學(xué)生是你們學(xué)校里的學(xué)生的兩倍。(2) The river is _ _ _ _ _ that one . 這條河是那條河的3倍長。 (3)The weather in Beijing _ _ _ _that in Wuhan.北京的天氣沒有武漢的天氣熱。2）Mars goes around the sun at a distance of about 228 million kilometers.(譯) 注：at a distance of : 相隔, at/from a distance : 在遠(yuǎn)處(4)我將在離我們學(xué)

3、校100米的地方等你。I will wait for you _from our school.(5)他的媽媽遠(yuǎn)遠(yuǎn)地跟著他。His mother followed him _.Part 2 :3)It has been two days since we landed on Mars .譯漢語： “ it ”用作主語談?wù)摃r間，常與“since”連用，譯“自從.到現(xiàn)在已經(jīng)多長時間了”，常用的結(jié)構(gòu)： It has been + 一段時間 + since + 過去時從句:It is + 一段時間 + since + 過去時從句時間 + has passed since(6)自從我們來到我們學(xué)校已經(jīng)三

4、年多了。 _three years since_.四 課堂活動：1.讀1a 第二段，回答下列問題：1)What does Mars look like ?2)Whats the weather like on Mars ?3)Whats the gravity on Mars ?4)Whats the temperature on Mars ?5)How far is it from the sun ?2.讀1a，判斷：3.給1a擬定一個標(biāo)題：_4.讀Part 2,判斷：( )1. Its been five days since they landed on Mars.( )2. It to

5、ok them three years to get to Mars.( )3. They had plenty of food and water in the spaceship.( )4. They have been away from the earth for 763 days.( )5. The excitement and risks on Mars are worth it. 5.讀Part 2 ,回答：1.How many days had they stayed on Mars till then ?2.How long did it take them to get t

6、o Mars?3.Were they living in a comfortable room ?四課后鞏固： (7)我們登上火星已經(jīng)兩天了。It _ _ two days _ we landed on Mars.(8)地球在距離太陽數(shù)十億公里的地方旋轉(zhuǎn)。The earth travels around the sun _ _ _ _ billions of kilometers.(9)更糟糕的是，我們的水供應(yīng)很短缺。_ _ _, our water supplies were very low.(10)總體來說, 這本書值得一讀。_ _, the book is worth_.II.(11)

7、The apples in this basket are bigger than _in that basket.A. them B. those C./ D. that(12)The famous painting was named _Autumn.A.to B. as C. for D. after(13)Uncle Wangs purse was found by a _girl named Ann.A.12-year-old B. 12-years-old C. 12 year old D.12 years old(14)The diameter of the earth is nearly _that of Mars.A.twice as long as B. as twice long as C.long as twice as D. as long as twiceIII.用方框中所給單詞的適當(dāng)形式填空：worth , storm , distance , bigger , limit (15)In China,_often happen