高二英語(yǔ)教案：《Unit1 Making a difference 與眾不同》優(yōu)秀教學(xué)設(shè)計(jì)（一）

高二英語(yǔ)教案：《Unit1 Making a difference 與眾不同》優(yōu)秀教學(xué)設(shè)計(jì)（一）

　　Goals:

　　1. To get the students to reflect on the useful words and phrases in this unit

　　2. To enable the students to have a better knowledge of the uses of the Infinitive

　　Teaching Procedures:

　　Step 1. Individual work

　　1.Ask the students to tell the spirits of disabled people and what they can learn from them.

　　2.Finish the exercises in the SB Page 5

　　Suggested answers:

　　1.(A)這對(duì)夫婦花光了所有的錢去找他們六個(gè)月前失蹤的五歲兒子.2.(C)大家很容易看出她不高興.

　　3.(B)牛頓自言自語(yǔ): “為什么蘋(píng)果會(huì)落到地上,而不會(huì)飄向空中?”。后來(lái)，他發(fā)現(xiàn)了萬(wàn)有引力定律.

　　4.(A)科學(xué)家預(yù)言在未來(lái)的十年內(nèi),環(huán)境污染會(huì)更加嚴(yán)重.他們告誡人們?nèi)绻�不采取措施解決這個(gè)問(wèn)題，我們將會(huì)毀滅我們的星球.

　　5.(B)哈利觀察這個(gè)物體的運(yùn)動(dòng)已有多年了,并且預(yù)測(cè)它每76年回來(lái)一次.

　　6.(A)警察發(fā)現(xiàn)這個(gè)人的指紋和在犯罪現(xiàn)場(chǎng)提取的不一樣后,就放他走了.

　　Step 2 Class work

　　A. (Look at the sentences on the screen. Ask the Ss to tell the function of the underlined part in each sentence.)

　　1. We’re surprised to hear the news.    (Adverbial)

　　2. We have to get up early to catch the first train.  (Adverbial)

　　3. He is considered to be a great scientist.  (Object)

　　4. To see is to believe.  (Subject, Predictive)

　　5. I have a lot of words to say.  (Attribute)

　　6. It’s impossible for him to go there alone.  (Subject)

　　7. She promised to make no mistakes at all.  (Object)

　　8. I find it difficult to understand him .  (Object)

　　B. Summarize the form of the Infinitive:

　　不定式的簡(jiǎn)單式由to+動(dòng)詞原形構(gòu)成,其動(dòng)作與主要?jiǎng)釉~同時(shí)發(fā)生或者發(fā)生在主要?jiǎng)釉~之后.

　　不定式的進(jìn)行式由to be +現(xiàn)在分詞構(gòu)成,表示在主要?jiǎng)釉~的動(dòng)作發(fā)生時(shí),不定試的動(dòng)作正在進(jìn)行中.

　　不定式的完成式由to have+過(guò)去分詞構(gòu)成,表示不定式的動(dòng)作發(fā)生在主要?jiǎng)釉~的動(dòng)作之前.

　　Show the video of the explanation of the uses of the Infinitive to the students. Help the Ss master the Infinitive better.