牛津译林版八年级英语下册8B Unit 4
一.【精选词汇】
㈠重点短语
1. hold a microphone拿着麦克风→比较：The host came on stage 金字塔模型with a microphone in his hand.
2. Congratulations!祝贺你！congratulations在向别人表示祝贺、祝福时常用复数。(p60) 无障碍设施
3. be chosen to be/as the host of a charity show →be chosen to be/as…被选作…
〈知识链接〉be chosen to do sth被选做某事，e.g. Hepburn was chosen to play the lead role.
4. fund-raising activities for charities为慈善机构筹款的活动，advertise on the Internet在网上做广告→advertise on TV/in the newspaper/in the magazine在电视上/报纸上/杂志上做广告，organize a charity show 组织慈善演出，sell books to raise money卖书来筹款 (p61) 5. give out leaflets发传单→give…out分发，动词＋副词结构，give it/them out。
6. return to school重返学校→return ⑴回到return to＋地点 ⑵return sth to sb把某物归还某人
〈知识链接〉⑴return to…＝go back to…回到…⑵return sth to sb＝give sth back to sb归还…
①Hong Kong returned to China in1997. ②I remembered returning the book to the library.
7. help protect rivers and lakes in China帮助保护中国的河流和湖泊→help (to) do sth帮助做… 8. host a charity show主持慈善演出，start working on the show开始着手演出工作 (p62)
9. have a lot of support from local businesses得到当地企业的许多支持
〈知识链接〉have support from sb＝have sb’s support得到某人的支持，e.g. have my pa
rents’ support.
business n.⑴企业；商行 ⑵事情①Mind your own business.＝It’s none of your business.不关你的事。②on business因公；公干He has gone to Beijing on business.③business hours营业时间
〈用法拓展〉⑴be busy with sth忙于某事 ⑵be busy (in) doing sth忙于做某事(联想记忆：因为忙的时候人在做事，所以be busy之后用动词的ing形式) ⑶as busy as a bee极忙碌地
10. perform on the stage在舞台上表演→perform v. →performer n.表演者→performance n.表演
11. gb1589on the side door在侧门上，at both sides of the stage在舞台的两侧，in the middle of the stage在舞台的中间，in the four corners of the school hall在学校礼堂的四个角落里 (p67)
12. design the poster设计海报，set up the stage搭建舞台，ask friends and families to come (p70)
13. make a sentence造句→make a sentence with…用…造句，keep silent保持沉默，from now on从今以后(用于将来时)，since then自那时起(用于完成时)，day and night日日夜夜，壶腹嵴first of all首先；最重要的是，care more about…多关注…→care more about the people in need，care only about…只关心…，care about…在乎…, 关心… (p72)
14. make/do a speech演讲→freedom of speech言论的自由 (p73)
㈡词汇解析
1. 中国的慈善机构：Project Hope希望工程，Spring Bud Project春蕾计划，Project Green Hope绿希望工程，Save China’s Tigers拯救中国虎
2. TV cameras摄像机，TV station电视台→Chinese Central Television Station＝CCTV
3. rise ⑴vi. 上升，(太阳、月亮)升起→反义词set，e.g. ①The sun rises in the east and sets in the west.太阳东升西落。②The curtain rose. ⑵(水)涨高 e.g. The river rose after the rain. ⑶(物价)上涨 e.g. Prices have risen surprisingly.物价上涨得很惊人。
〈用法拓展〉⑴rise→rose→risen vi.上升；升起 ⑵raise→raised→raised vt.举起；升起，筹集
二.【重点句型】
1. Only if 硅酸盐通报you sleep less during the day.只要你白天少睡一些觉 (p60)
〈知识链接〉only if…只要…就…；只有…才…
2. There are many ways to raise money for charity.为慈善筹款有许多方式。
3. A lot of work needed to be finished, so I don’t have much free time. (p62)
〈知识链接〉主语是事物时，need to be done＝need doing主动形式表示被动。
Your clothes are so dirty. They need washing./They need to be washed. (SeeUnit 3语法详解)
4. It was my job to introduce each star.我的工作是介绍每一个明星。
〈知识链接〉当主语是job, duty, goal, purpose, aim, dream, wish等时，动词be之后用动词不定式作表语。e.g. ①Her duty is to clean the street. ②His dream is to be an explorer.
5. I couldn’t sleep at all that night because I was so excited. ‘Will it be a success?’ I kept asking myself.
〈知识链接〉⑴not…at all根本不…电影天地；一点也不…⑵kept doing sth反复做某事
⑶be a success成功＝be successful，be a big/great success非常成功
6. No time to be nervous any more. This is it! 没有时间再紧张了。就这样吧！
〈知识链接〉(There be) no time to do sth.没有时间做某事。e.g. There’s no time to have breakfast.
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