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1、Period 3 Grammar【大成目標】(目標解讀及課堂組織2分鐘)1.復習非謂語動詞的各種形式及用法;2.掌握分詞,動名詞和不定式在句子中的功能及用法;(重點)3.能判斷非謂語形式的主動和被動形式并正確運用。(難點)【使用說明】1.課前預習并完成基礎案,有疑問的可以在課堂上提問;2.注意本學案的小貼士。基礎案(課中5分鐘)自主學習,教師課中點撥1.非謂語動詞有哪幾類?充當什么句子成分?分詞(包括現在分詞和過去分詞),動名詞和動詞不定式,他們具有名詞和形容詞的某些特征,因而可以做主語,表語,賓語,定語和狀語。2. 非謂語動詞的結構與特點在下面的表格中填上相關的內容。非謂語動詞結構語法功能(
2、做何句子成分)邏輯主語特點主動語態被動語態不定式to doto be done相當于adj. adv.和n.可作主、賓、表、定、賓補及狀語句子主語或謂語動詞的賓語一般表示動作的將來或同時發生to have doneto have been doneto be doing-ing形式doingbeing done相當于adj. n. adv.可作主、賓、定、表、賓補及狀語與句子主語一致表示動作的進行或主動having donehaving been done-ed形式done相當于adj.和 adv.可作定、表、賓補及狀語與句子主語一致表示動作的完成或被動升華案(20分鐘)自主學習,小組合作,展
3、示點評在學習和使用非謂語動詞時需要注意以下幾點:探究提示:根據例句,小組合作討論,歸納非謂語動詞的用法。1. 要注意現在分詞和過去分詞作狀語時的不同。比較:When living abroad, he wrote many letters to his family and friends.v When heated, the ice will change into water.歸納:現在分詞表示主動,過去分詞表示被動。2. 要注意不定式和分詞作賓語補足語的不同。v在感官動詞(see, watch, hear, feel, notice等)后既可用不帶to 的不定式做賓語補語,也可用現在分詞
4、做賓補。兩者中間有時是有差別的。v A: Do you hear someone knocking at the door?v B: Yes, I did. I heard him knock three times.歸納:用現在分詞時表示動作正在發生,用不定式時表示動作發生了,即動作全部結束了。溫馨提示:從不定式和分詞與名詞之間是主謂關系還是動賓關系方面來歸納。3. 要注意不定式和分詞作定語時的區別。Give me a piece of paper to write on.vAll of us look forward to the coming holiday.歸納:不定式作定語時,不定式
5、和所修飾的名詞在意義上有動賓關系,因此,如果不定式是不及物動詞,后面就應有必要的介詞;分詞作定語, 則被修飾的名詞和分詞之間有主謂關系。4. 動名詞和不定式做主語和表語時的區別。例如:vReading without thorough comprehension is no good.vIt is quite necessary to read it many times.歸納:一般來說,動名詞表示比較抽象的一般的行為,不定式表示具體某次動作,特別是將來的動作。5. 某些固定結構(動名詞特殊用法)(1)There is no + v-ing “是不可能的”。vThere is no knowi
6、ng how old she is.= It is impossible to know how old she is.vThere is no telling where shes gone.= It is impossible / difficult to know where shes gone.(2) make a point of + doing “認為是必要的”。vOur family make a point of going to church every Sunday.v= Our family make it a rule to go to church every Sun
7、day.(3) be on the point / verge/ brink of + doing “瀕臨,將要”。vHe was on the point of leaving.(4) on (upon) + doing “一就”。vOn hearing the news, I changed my plans.= As soon as I heard the news, I changed my plans.(5) It is no use / good + doing “是沒有用的”,There is no point in doing sth “是沒必要的”。vIt is no use
8、 trying to persuade him. = It is of no use to try to persuade him.vThere is no point in telling her this news. = It is not necessary to tell her the news.(6) go + doing (大部分指運動和游戲)。vHe went shopping / hiking / swimming / fishing etc.(7) 動名詞短語常用在以下結構中:溫馨提示:這些固定用法要記住喲!vhave difficulty (in) + doing sth
9、 做某事有困難/費勁vhave trouble (in) + doing sth 做某事有困難/費勁vhave fun (in) + doing sth 做某事有趣/高興vhave a good time (in) + doing sth 做某事很高興vhave a hard time (in) + doing sth 做某事很困難v例1:We have great difficulty (in) solving the problem.v例2:They had problem getting there.鞏固案(10分鐘)限時完成,當堂點評Multiple choice. 1. Its a
10、long time since I saw my sister. _ her this weekend? A. Why not visit B. why not to visit C. Why not visiting D. Why dont visit2. The last one _ pays the meal. Agreed! A. arrived B. arrives C. to arrive D. arriving 3. I smell something _ in the kitchen. Can I call you back in a minute? A. burning B.
11、 burnt C. being burnt D. to be burnt4. At the beginning of class, the noise of desks _ could be heard outside the classroom. A. opened and closedB. to be opened and closed C. being opened and closed D. to open and close溫馨提示:一定要注意分析時態和語態。5. After a knock at the door, the child heard his mothers voice
12、 _ him. A. callingB. calledC. being called D. to call6. There is nothing more I can try _ you to stay, so I wish you good luck. A. being persuadedB. persuadingC. to be persuaded D. to persuade7. The Town Hall _ in the 1800s was the most distinguished building at that time. A. to be completedB. havin
13、g been completed C. completed D. being completed溫馨提示:一定要考慮句子所用的語態喲!8. The country has already sent up three unmanned spacecraft, the most recent _at the end of last March. Ahas been launched Bhaving been launched Cbeing launched Dto be launched 9. Please remain _ until the plane has come to a complete stop. Ato seal Bto be seated Cseating D
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