Unit2TheEnvironmentGrammar教學(xué)設(shè)計(jì)4

1、Unit 2 The Environment Grammar教學(xué)案 4時第周周月日年月日上課時間備課人間班級節(jié)次課Unit 2 The Environment Grammar總課時數(shù)第節(jié)題目 1. Consolidate the content which was learned in the last lesson.2. Enable the students to use the present participle correctly.標(biāo)重How to change adverbial clause into verb-ing as an adverbial in different s

2、ituations.難點(diǎn)參考The agreement of the subject of the main and clause sentences.Textbook, reference book方Discussion and consolidation多 媒 體不用教學(xué)輔助手段專用教室不用法教學(xué)二次備課Step1. RevisionHelp the students to review the content learned in the lastlesson.教 Step2. Pay attention to following point:非謂語動詞作狀語的句型結(jié)構(gòu)注意的問題。學(xué)非謂

3、語動詞作狀語時，一是它相當(dāng)于一個狀語從過 句，二是它邏輯上的主語必須和句子的主語一致。程 1. Finding her car stolen, D.A. a policeman was asked to help設(shè)B. the area was searched thoroughly計(jì) C. it was looked for everywhereD. she hurried to a policeman for help2. C to the train station, the train had left.A. When gettingB.GettingC. When I gotD. H

4、aving gotStep3. Consolidation1.Choose the correct sentence:Ask students to choose the right answer according to the rule above.Key: 1. b2. a3. b4. b用分詞短語改寫下列句子：1） Because he was ill, he can t go to work today.Being ill, she can t go to work today.2) As soon as I saw him, I told him about the good ne

5、ws.Review the contentwith the aid of theteacher.Try to understand thispoint carefully.Point out the reasonsfor your answer.Do this part bythemselves.Find out the relationbetween the present教學(xué)二次備課Seeing him, I told him about the good news.participle and the3）Having talked for two hours , she fell asl

6、eep.subject.教4）They lay on the grass, looking at the sky.學(xué)5）Working hard , you will pass the exam.6 ） Heavy smoke goes into the sky, making us sick. 過 7) The man reading newspapers is my father.程Choose the right answer:Do this part設(shè)Key: 8-12: B, B, A. B. Bindividually, then13-17: A, C, D, B,B18-20:

7、B, D, Ccheck the answers.計(jì)補(bǔ)充解釋：（關(guān)于 -ing 作狀語的情況）1.作時間狀語 .-ing 短語作時間狀語一般置于句首。如：Hearing the bad news, they couldn t help crying.Try to understand2.作原因狀語 -ing 短語作原因狀語一般置于句首。如： these rules and keepBeing so angry, he couldn t go to sleep.them in mind.3. 作條件狀語 -ing 作條件狀語置于句首或句末。如：Working hard, you will succeed.如果你勤奮一點(diǎn)， 你就會成功。 注意：_, andyou will succeed.4.作讓步狀語 -ing短語作讓步狀語，可置于句首或句末，常與even if, though連用。5.作伴隨狀語eg. They came into the classroom, singingand laughing.小結(jié)：-ing 短語與 when, while, though,