Unit 4 Section C Developing ideas 知识点总结 ppt课件-（2019）新外研版高中英语选择性必修第四册.pptx

1、Developing ideas Language Points重点词汇重点词汇 1.toddler n. 2.supervision n. 3.thereby adv. 4.theft n. 5. n.懊丧,懊恼,沮丧6. v.(短期)租用;租借7. n.费用;花费8. v.滥用9. n.(女士)钱包 学步学步的儿童的儿童; ;刚学走路的小孩刚学走路的小孩 监督监督; ;管理管理 由此由此; ;因此因此 偷偷窃窃; ;偷盗偷盗sorrowhireexpenseabusepurse重点短语重点短语 1.at rock-bottom prices 2.do a further favour 3.

2、be subject to 4.take advantage of 5.in no doubt 6. 出租(房间;房屋;土地等)7. 以损害为代价8. 扩展到9. 从到变化10. 对的反应 以以最低价最低价 再再帮个忙帮个忙 受受支配支配; ;受受影响影响 利用利用毫无疑问毫无疑问rent outat the expense ofexpand tovary from.to.response to重点句式重点句式 1.As is often the case all over the world with new areas of economic activity , the sharing

3、economy is developing faster than existing regulations or ongoing supervision.2.Nonetheless,what is in no doubt is that the sharing economy is increasingly relevant to our daily lives as well as to the global economy.重点词汇1.Parents and teachers keep reminding us to share toys , snacks , books , happy

4、 memories and sometimes even sorrows with others.sorrow n.懊丧,懊恼,沮丧;伤心事vt . 感到悲伤Words cannot express my sorrow at the moment.As he looked at Katherine , great sorrow clouded his eyes.Her friend was sorrowing over the loss of a child.【词汇拓展】feel sorrow at/over对感到悲伤feel sorrow for为感到悲伤in deep/great sorr

5、ow非常悲伤He had a feeling of sympathy and sorrow for the misfortunes of others.The whole nation was in deep sorrow at the death of this great man.2.Some companies are taking unfair advantage of this situation to expand their share of the market , often at the expense of more traditional and established

6、 companies.expense n.费用;花费This year , we anticipate that our expenses will be 15% greater.She always travels first class regardless of expense.【词汇拓展】at great expense以巨大的代价at the expense of以为代价at sbs expense归付费expensive adj.昂贵的Weve just had a new garage built at great expense.He achieved fame and wea

7、lth at the expense of his health.3.Some people have experienced damage to their properties whilst renting out their homes , and others have found themselves victims of theft or attack while sharing rides.rent out出租(房间;房屋;土地等)She decided to rent out a room to get extra income.They had to rent out the

8、 upstairs room.【词汇拓展】rent n.租金vt.租用;租出for rent用于出租rent sth from sb从某人处租某物rent (out) sth to sb把某物出租给某人Most students rent rooms in their second year.They rent(out) their boat to tourists during the summer.重点句式1.As is often the case all over the world with new areas of economic activity , the sharing e

9、conomy is developing faster than existing regulations or ongoing supervision.本句是一个复合句。主句是the sharing economy is developing faster than,其中than引导的是比较状语从句;As is often the case意为“这是常有的事”,是定语从句。As is often the case, we have over fulfilled the production plan.As is often the case with him , he was late fo

10、r class.【句式拓展】(1)as引导的定语从句表示说话人的看法、态度、解释或评论。as仍具有“正如,像,由可知”等意思,翻译时有时可不必译出。as引导的定语从句中常含有动词see、know、hear、watch、remember、say、tell、show、expect、guess等,这类动词与as连用几乎成了一种固定搭配。常见的还有:as we all know 众所周知as I can remember正如我所记得的as often happens正如经常发生的那样as we expect正如我们预料的那样as was expected 正如预料的那样as can be seen 看

11、得出来as may be imagined正如可以想象的那样as has been said above如上所述as we all can see正如我们都能看到的那样(2)as引导非限制性定语从句的最大特点是位置灵活,此类从句可以置于句首、句中或句尾。There is a net bar around here , as I remember.As is often the case , girls like dolls while boys like guns.2.Nonetheless,what is in no doubt is that the sharing economy is

12、increasingly relevant to our daily lives as well as to the global economy.本句是一个复合句。what引导的是主语从句,that引导的是表语从句。as well as“同(一样也);和;还”,在句中连接同等成分。Science can be a force for evil as well as for good.She intends to fight to make Jamaica a womans as well as a mans world.【句式拓展】(1)as well as后接动词时多用动词-ing形式;当

13、“A as well as B”结构作主语时,谓语动词应与A在人称和数方面保持一致。The teacher as well as his students likes playing basketball.Marys parents as well as her sister are listening to a concert.(2)as well as.同一样好My sister speaks English as well as I.(3)as well也,置于肯定句句末。My little brother can speak English and French as well.(4)

14、may/might as well do sth不妨做某事Since you have started the job,you might as well finish it.单句填空1.The two boys got (lose) in the centre of the forest.2.Excuse me . Can you tell me which bus (take) to the museum?3.She felt kind lonely when she was studying abroad.4.My brother lives in a (share) flat not

15、far from the university.5.We could therefore reduce emissions by (reduce) the amount of energy that is consumed. lost to take of shared reducing.完成句子1.散步对于塑形非常有好处。Walking is extremely your body shape.2.庆祝“地球日”可以提醒我们关心这个世界,尊重生命和自然。To celebrate the “Earth Day” will more concerns to the world and show

16、more respects to lives and nature. beneficial to remind us to give3.随着计算机科学的发展,我们几乎在生活中的每一个方面都在使用电脑,特别是在教育方面。With the development of computer science , we use computers almost _our life , especially in education.4.人类的家庭形式是对环境压力的反应。The form the human family takes is the environmental pressure.5.他们提供的确实是物美价廉的产品。What they offer is really a good product . in every aspect of a response to at a rock-bottom price Thank you!