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1、課題B3Unit 1 Grammar1學(xué)習(xí)目標(biāo)Enable the Ss to use Modal Verbs 合 作互動(dòng)學(xué)生活動(dòng)教學(xué)設(shè)計(jì)及二次備課學(xué)習(xí)重點(diǎn)Learn the Modal Verbs互動(dòng)與展示 用于肯定的陳述句中,表示理論上或習(xí)慣上的可能性。It can be quite cold here in winter.這里的冬天有時(shí)還真夠冷的。Even an experienced doctor can make a mistake.即使經(jīng)驗(yàn)豐富的醫(yī)生也會(huì)犯錯(cuò)誤can與be able to(1)can只有現(xiàn)在時(shí)和過去時(shí)could,而be able to則有更多的時(shí)態(tài)變化,在將來時(shí)、完

2、成時(shí)和非謂語動(dòng)詞中只能用be able to。(2)can一般指自身具有的能力,而be able to則表示經(jīng)過一段時(shí)間的努力后所具有的能力,相當(dāng)于manage to do或succeed in doingNew contents: Ss have a discussion about the two parts.After finishing the discussion, ask students to show their points on the blackboard. 學(xué)習(xí)難點(diǎn)Enable the Ss how to use Modal Verbs 自主研討學(xué)生活動(dòng)教學(xué)設(shè)計(jì)及二次備

3、課目標(biāo)與導(dǎo)入Learning aim: 1. To Learn Modal Verbs2. Enable the Ss how to use Modal VerbsLead-inAim showing Lead-in自學(xué)與診斷1can與could的用法(1)表示能力(could是過去式)。I can speak English fluently while he cant.我會(huì)說流利的英語而他不會(huì)。(2)表示猜測(cè)“可能”,一般用于疑問句和否定句(could是過去式)。 Look! Someone is coming! Who can it be?看,有人來了,會(huì)是誰呢? It cant be

4、him. He has gone to Paris.不可能是他,他去了巴黎。(3)表示請(qǐng)求和許可(could表更委婉的語氣,回答時(shí)只能用can)。You can use my dictionary.你可以用我的詞典。 Could I use your computer? 我能用一下你的電腦嗎? Yes, you can. 是的,你可以。Homework comments and Revision:Ask the students to review Modal Verbs精講 與點(diǎn)撥2may與might的用法(1)表示允許、許可。might在語氣上比may更委婉。以may/might開頭的問句

5、在否定回答中要用mustnt。You may keep the book for two weeks.這本書你可以看兩周。 May I use your telephone?我可以用你的電話嗎? Yes, you may./No, you mustnt是的,可以。/不,不可以。(2)表示把握不大的推測(cè),意為“可能”,用于肯定句。might語氣更加不肯定,指現(xiàn)在或?qū)?,只有在賓語從句中might do (be)才表示過去的可能性。I think he may come today/tomorrow.我認(rèn)為今天/明天他可能會(huì)來。I thought you might like something

6、to read, so I bought some books for you.我想你可能喜歡讀點(diǎn)東西,因此我給你買了些書(3)may用于祈使句表示祝愿。May you have a good journey!祝你旅行愉快!May you succeed!祝你成功! The teacher properly gives instructions.檢測(cè)與評(píng)價(jià)學(xué)生活動(dòng)教學(xué)設(shè)計(jì)及二次備課達(dá)標(biāo)檢測(cè)題精講與點(diǎn)撥檢測(cè)與糾錯(cuò)3will與would的用法(1)表示意志、意愿和決心用于各種人稱,will指現(xiàn)在,would指過去。John promised his doctor he would not smok

7、e, and he has never smoked ever since.約翰向醫(yī)生許諾他不再吸煙,自從那時(shí)他從沒吸過煙。Please give me another chance; I will never do that again.請(qǐng)?jiān)俳o我一次機(jī)會(huì),我再也不會(huì)做那事了(2)表示請(qǐng)求、建議。用于第二人稱的疑問句,would表示更委婉的語氣。Would you mind opening the window for me?請(qǐng)你為我打開窗戶好嗎?Will you call back later, please? 請(qǐng)過一會(huì)兒再打過來好嗎?(3)表示習(xí)慣性的動(dòng)作,意思是“總是;習(xí)慣于”。will

8、指現(xiàn)在,would指過去。Fish will die without water. 魚離開水總是要死的。She would sit there for hours, reading a book.她過去總是會(huì)坐在那里讀幾個(gè)小時(shí)書。The teacher properly gives instructions.點(diǎn)津would與used to兩者均表示“過去常?!保玾ould僅表示過去的習(xí)慣性動(dòng)作(不表狀態(tài)),現(xiàn)在有可能還如此,也可能不再那樣;used to既表示過去的動(dòng)作也表示過去的狀態(tài),不過現(xiàn)在不再做或不再有那種狀態(tài)了。He would take a walk near the forest

9、 in the evening. 以前,他晚間常在森林附近散步。He used to take a walk near the forest in the evening.他過去常在晚間到森林附近散步。(而現(xiàn)在已不在那里散步了)(4)用于否定句,表示“不肯;不樂意”。No matter what I said, he wouldnt listen to me.無論我說什么,他就是不肯聽我的。1 The room is so dirty._ we clean it? OK.AWill BShall CWould DCan2_I use the dictionary to look up new

10、words in the exam?Im afraid not.AWould BShould CMay DWill3 Must he come to sign this paper himself? Yes, he _Aneed Bmust Cmay Dwill4 Are you coming to Jeffys party? Im not sure. I _ go to the concert instead.Amust Bwould Cshould Dmight5 Is Jack on duty today? It _ be him, its his turn tomorrow.Amust

11、nt Bwont Ccant Dneednt總結(jié)與升華1. (2012全國(guó)卷)Im going to Europe on vacation together with John if I _ find the money.AcanBmight Cwould Dneed2. (2011江西高考)It _ be the postman at the door. Its only six oclock.Amustnt Bcant Cwont Dneednt3. (2012四川高考)I got close enough to hear them speaking Chinese, and I said “Ni Hao ”, just as I _ do in China.Amust Bmight Ccan

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