河北省唐山市开滦第二中学高中英语 Unit3 life in the future 第2课时导学案 新人教版必修5

河北省唐山市开滦第二中学高中英语 Unit3 life in the future 第 2 课时导学案 新人教版必修 5 【学习目标】1．To know the meanings and usages of the new words and phrases 2．To use these words and phrases correctly in different situations.【学习内容】1. speed up (使)加快速度；(使)增加……速度at a/the speed of 以……的速度run at full speed 以全速跑pick up speed 加快速度with all great speed 以全速，开足马力at a high/low speed 以高速/低速at (the) top speed 以最高速度speed limit 速度限制[即学即练](1) The train soon _____________________.火车很快就加速了。(2) He _________________________ an engine. 他加快了机车的速度。(3) Many countries are faced with the problem about how to ______________ economic development.A. turn up B. speed up C. get up D. stay up(4)The train runs ___________________ 200 kilometres an hour.火车以每小时 200 千米的速度行驶。2．instant n．瞬间，刹那 adj.立即的，立刻的in instant need of help 急需救助in an instant 立刻；马上表“一……就……”的有：the minute/moment/second/instant, as soon as ,in stantly, immediately, directly[即学即练](1)I need __________________________________.我需要立即回答。(2)The injured were ________________________ help.那些伤者急需救助。(3)I shall be back ____________________________.我马上就回来。(4)Please send me an email _______________ you reach Sichuan.你一到四川就给我发电子邮件。(5)_________________ I saw him I knew he was the man the police were looking for.我一看见他就认出他正是警方在寻找的那个人。3. greedy adj. 贪吃的；贪婪的；贪心的be greedy for 渴望…….be greedy to do sth 渴望做某事Many people are greedy for money.1许多人都贪图金钱。Mary is greedy to have more knowledge.玛丽渴望获得更多的知识。4. representative n. 代表；典型人物；有代表的人物 adj. 典型的；有代表性的；可作为典型的representative of ……的代表/典型The singer is regarded as...