Unit 12 Innovation Lesson 2 Aha Moment 单词 知识点-高中英语北师大版（2019）选择性必修第四册.pptx

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1、Unit 12 Innovation Lesson 2 Aha Moment Unit 12 Innovation Lesson 2 Aha Moment 单词讲解单词讲解emerge/i m d/vi.出现，浮现*coincidence/k n s dn s/n.运气；巧合by coincidence 碰巧clueless/k lu l s/adj.一无所知的，一窍不通的be clueless about.对.一无所知*incubation/kju be n/n.孵化 evaluation/v lju e n/n.评估，评价evaluate vt 评估知识点讲解知识点讲解request(1)

2、n.C请求，要求at sb.s requestat the request of sb.make a request/requests for.要求/请求应某人的要求/请求 The writer refused all the requests for an interview.这位作家拒绝了所有的采访请求。At the request of the audience,the show has been extended for another six weeks.应观众的要求，演出又延长了六周。特别提醒request.作名词用时,相关的名词性从句用虚拟语气,即从句谓语用should+动词原形

3、形式，should可以省略。Lisa made a request that we all(should)be present at the party.莉萨要求我们都要参加宴会。(2)vt.(正式或礼貌地)请求，要求request sb.(not)to do sth.要求/请求某人（不）做某事sb.request+that.要求从句谓语用should+动词原形形式,should可以省略It is requested that.要求 If your card has been lost,a fee of 5 is charged for the production of a replacem

4、ent card.You are requested to use our online payment service.如果你的卡遗失了，则需要支付 5英镑的费用来制作补发卡。请你使用我们的在线支付服务。（天津5月高考）He requested us not to smoke in the office.=He requested that we(should)not smoke in the office.他要求我们不要在办公室吸烟。The notice says that customers are requested not to take anything into the changing room.通知说顾客不能带任何物品进入试衣间。It is requested that all the members(should)be present at the meeting tomorrow.要求所有的成员明天都参加会议。归纳拓展后跟名词性从句，从句谓语用(should+)动词原形的动词有：坚持：insist命令：order，command建议：suggest,propose,advise，recommend要求：demand，desire，request，require