九年級英語上冊 Unit 5 Look into Science Lesson 28 The Study of Living Things學案 （新版）冀教版-（新版）冀教版初中九年級上冊英語學案

1、lesson 28 :  the study of living things【學習目標】知識目標： chip taylor，biology，butterfly，migrate，fantastic，completely grandchild，female，milkweed，chemical，puzzling；draw one's attention 吸引某人的注意 asas 和一樣 leave for 前往 lay eggs 下蛋，產(chǎn)卵 cut down 砍倒，縮減fantastic facts about the butterfly have

2、been drawing dr. taylors attention.能力目標：能用英語表達大自然的奧秘； 能進一步正確地運用定語從句。情感目標：熱愛學習，熱愛大自然?！局攸c及難點】進一步正確地運用定語從句?！緦W過程】一、自主預(yù)習【課前預(yù)習】美洲王蝶，學名“黑脈金斑蝶”，俗稱“帝王蝶”，是北美地區(qū)最常見的蝴蝶之一，也是地球上唯一的遷徙性蝴蝶。為躲避加拿大和美國的冬季嚴寒，數(shù)以億計的王蝶每年冒著死亡危險，前赴后繼，穿越美洲崇山峻林的風霜嚴寒和太平洋的狂風暴雨，南遷墨西哥和古巴等地過冬。王蝶的長途遷移被科學家列為自然界十大奇跡之一。它們每年10月底飛到墨西哥，次年3月再飛返美國和加拿大，單程平均

3、飛行4000多公里，沿途景象蔚為壯觀?！绢A(yù)習檢測】根據(jù)漢語提示完成句子。1. i have a _ (極好的) social life. 2. the most profound unsolved problem in _ (生物學) is the origin of life itself. 3. some birds _ (遷徙) as season changes. 4. i_ (完全地) agree with these

4、0;views. 5. the spelling of english is often _ (令人費解的).二、合作探究task 1. 讀課文，想一想下面的三個問題。  (1) what does dr. chip taylor study?  _(2) when do the butterflies travel south?  _(3) do you think the butterflies are fantastic?  _task 2

5、. read the dialogue again and work out let's do it 1.task 3. 再讀課文，小組討論導學案上的language notes。task 4. 分組討論，完成let's do it 2。task 5. 小組合作，完成let's do it 3。三、交流展示language points: （一）定語從句是指在句中作定語的_。先行詞是被定語從句所修飾的詞 （通常是名詞或代詞）。關(guān)系詞，也叫做引導詞，是在從句中替代先行詞，在定語從句中充當一定的成分，通常是_或_，作_時?？梢允÷?。先行詞為人時，引導詞常用_或_；先行詞為物

6、時，引導詞常用_或_。但在下列情況下, 一般用_而不用_。1. 先行詞為all, everything, nothing, something, anything, little, much 等不定代詞時。2. 先行詞被all, little, much, every, no 等修飾時。3. 先行詞被序數(shù)詞或最高級修飾時。4. 先行詞被the only, the very, the same, the last修飾時。5. 先行詞為人和物的組合。6. 主句為who, which開頭的特殊疑問句。根據(jù)以上的描述，完成以下定語從句的引導詞。1. who is the girl _ talked t

7、o you yesterday.2. look at the photos _ i took on my trip. 3. it successfully shows the rich culture_ makes beijing so famous.4. the photo_ we liked best was taken by zhao min.5. his father is the person_ will be most unhappy.6. tom is the boy _ we saw in the shop.7. i am sure she has something _ yo

8、u can borrow.8. ive read all the books _ are not mine.9. this is the first book_ he has read10. this is the very book _ belongs to him.11. they talked for an hour of things and persons _they remembered in the school.(二) draw one's attention 吸引某人的注意力 draw的過去式為_，過去分詞為_ 例：the wonderful basketball g

9、ame _ my attention.(三) as+ adj. /adv. +as 意為“和一樣”，表示同級的比較。否定形式中，前面的as可用so，即not so/asas意為“不如”例：1. i think english is _important _chinese. 2. you arent _/_tall _ your brother.3. this film is _ （一樣有趣）that one.4. your pen writes _ （一樣流暢）mine.(四) lay eggs意思是“產(chǎn)卵，下蛋”。lay的過去式為_，過去分詞為_，現(xiàn)在分詞為_例：they only

10、 lay eggs about every five years.  (五) cut down 砍伐；消減 cut的過去式為_，過去分詞為_，現(xiàn)在分詞為_例：we must cut our expenses down in order to live through the whole year. 我們必須減少消費，以便度過全年?！炯磳W即用】1. many trees _(cut down) so that the soil was washed away.2. the government has told us _ _

11、_ _(不要砍倒) the trees.四、當堂檢測. 根據(jù)句意用適當?shù)慕樵~或副詞填空。 1. my uncle and my aunt teach english _ a university in beijing. 2. he says that he wants to be a famous scientist _ qian xuesen. 3. people who cut _ trees in our city will be punished. 4. did your sister know _ this new project? 5. i'm sorry to tell

12、you that the glass was broken _ my little son. 用括號內(nèi)所給單詞的適當形式填空。 6. he is an honest boy and i trust him _ (complete). 7. linda can't look after herself and her mother _ (worry) about her very much. 8. the old woman has three _ (grandchild). she loves them very much. 9. the strange man always tell

13、s us some _ (fantastic) things which we can't understand.10. it's such a _ (puzzle) problem that nobody can solve it. 根據(jù)句意，用所給單詞或短語的適當形式填空，每詞或短語只限使用一次。butterfly spend draw ones attention return to bothand11. when we were in the airport, i saw my father waving his hand to _.12. she wants to _

14、 christmas with her family.13. i saw some _ flying up and down among the flowers.14. _ my sister _ my brother want to be biologists in the future. 15. our english teacher miss miller will _ america next month. 根據(jù)漢語意思完成句子。16. 我們班多達40人在學校吃午飯。in our class, _ _ _ forty students have lunch at school.17.

15、布朗一家自從2000年就住在中國。the browns _ _ _ in china since 2000.18. 老師經(jīng)常鼓勵我為夢想努力學習。my teacher always _ me _ _ _ for my dream. 19. 你對哪一科感興趣？which subject _ _ _ _?20. 我不知道什么時候動身去北京。i don't know _ _ _ _ beijing.五、作業(yè)布置1. finish the exercise of this lesson.2. preview lesson 29.【教學反思】參考答案：一、自主預(yù)習1. fantastic 2.

16、biology 3. migrate 4. completely 5. puzzling二、合作探究task 1. 1. he studies one kind of north american butterfly. 2. in fall. 3. yes, they are.三、交流展示language points:(一) 從句。主語，賓語，賓語。who, that; which, that. that, which1. that 2. that/which 3. that/which 4. that 5. who/that 6. who/that 7. that 8. that 9. that 10. that 11. that(二) drew drawn drew (三) 1. as; as 2. so/as, as 3. as interesting as 4. as smoothly as(四) laid, laid, laying(五) cut, cut, cutting1. were cut down2. not to cut down四、當堂檢測1. at 2. like 3. down 4. about