Unit 3 Discovering Useful Structures＆Listening and Speaking 预习课件 高一下学期英语人教版（2019）必修第三册.pptx

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1、,Discovering Useful Structures,Unit 3 Diverse Cultures,预习课件,核心词汇,fold vt. 基本意思是“折叠”,可指对折,也可指交叠,引申可表示“包围,包起,笼罩”。教材原句I really like that paper folding book.我真的很喜欢那本折纸书,常用短语：fold up(v.+adv.)1.(因痛苦)不能支撑 cause to bend as with painfold upThe pain in her stomach was so sharp that she folded up.她的胃疼得非常厉害,已经支

2、持不住了。,2.倒塌; 垮掉 fail or break downfold upIn economic crisis, smaller enterprises are usually among the first to fold up.经济危机一到,小企业往往最先倒闭。She had known too many businesses folded up through bad management.她见到过的因经营不善而倒闭的公司太多了。,3.(把)折叠起来 bend so as to take a smaller spacefold upHe sat down on the chair,

3、 but it suddenly folded up under him.他往椅子上一坐,但是那张椅子突然倒在他的屁股底下。The moment the clown appeared on stage, the audience folded up.小丑一出现在舞台上,观众们个个笑得前仰后合。,fold sthupPlease fold up all the table-cloth and put them into the store-room.请把台布都叠起来,送到储藏室里去。He folded up his umbrella as he entered the room.他一进屋就收起了

4、雨伞。She folded up some shirts.她把一些衬衫折叠起来。,词语积累folder n. 文件夹 unfold vt. 展开 folding adj. 可折叠的,recommend vt. 建议；推荐；介绍教材原句And I strongly recommend the ethnic minority villages. 我强烈推荐少数民族村落。要点必记recommend sb. for/as sth.推荐某人担任/ 当recommend sth. to sb. 向某人推荐某物,recommend sth. for sth.推荐某物用于某种用途recommend doing

5、 sth. 建议做某事recommend that.（should）do sth.建议做某事（虚拟语气）Its recommended that.（should）do sth.有人建议做某事。,注意：1. recommend表示“推荐作某种用途、做某种工作”时,要用介词for,而不能用介词to。例如:我推荐这种药丸治疗你的咳嗽。误:I recommend these pills to your cough.正:I recommend these pills for your cough.2. recommend的主语是“事”时,不能用于进行体和被动结构。,Unit 3 Diverse Cult

6、ures,Listening and Speaking,预习课件,核心词汇,diverse adj. 不同的； 多种多样的教材原句DIVERSE CULTURES 多元文化要点必记be diverse from 和不同的diverse views 不同的观点diversity n. 差异（性）；不同（点）；多样性a great/wide diversity of 多种多样的diversely adv. 不同地；各色各样地,fortune n. 机会；运气；财富教材原句fortune cookie 幸运曲奇要点必记（1）try ones fortune 碰运气 make a fortune 发财

7、；赚大钱（2）fortunate adj. 幸运的 be fortunate in doing sth. 因做某事感到幸运 be fortunate to do sth. 有幸做某事,词语积累fortunately adv. 幸运地 unfortunate adj. 不幸的unfortunately adv. 不幸地,in addition adv. 另外；除此之外；并且；况且教材原句In addition，many died from the diseases brought by the Europeans. 此外，许多人死于欧洲人带来的疾病。要点必记in addition to=besi

8、des（介词）除之外（ 还有，也）,重点句子,状语从句的省略教材原句When taking notes，just write down the key words，such as names，dates，and numbers. 记笔记时，只需写下关键词，如姓名、日期和数字。,要点必记当时间、条件、让步、方式等状语从句的主语与主句主语一致（或者从句主语是it），且从句谓语含有be 动词时，为了简练，可以将从句的主语和 be 动词一起省略。记忆口诀主从主语一致时，从句又有be 动词。为了简练皆省去，剩下表语或分词。“ 疑问词+to do”相当于名词性从句；“疑问词+-ing/-ed/adj. .

9、”相当于状语从句。,It is likely that. 很可能 教材原句It is likely that Native Americans moved to California at least fifteen thousand years ago. 很可能美洲土著人至少在15 000 年前就搬到加利福尼亚去了。句式分析It is likely that. 很可能，it 是形式主语，that 引导的从句是真正的主语。,要点必记Sb./Sth. is likely to do sth. 某人/ 某物很可能做某事。It is possible that. 可能It is probable that. 很可能,THANKS,