1、Grammar:Modals(1)B2U1 Food for thoughtActivity 1:RevisionWhat type of verb is the one in bold in each of the following sentences?1.Yuan Longping worked all his life on the research of hybrid rice.2.Yuan Longping will live in the hearts of the Chinese people forever.3.Yuan Longping is the pride of th
2、e Chinese people.4.We can never praise Yuang Longpings contributions too much.动词分类：动词分类：行为动词：run,jump,make系动词：is,taste,sound.助动词：be,have情态动词：can,may 情态动词情态动词（Modals）本身具有一定的词义，不能独立作谓语，必须和动词原形动词原形一起构成谓语。情态动词虽然数量不多，但用途广泛。常用的情态动词包括can(could),may(might),will(would),shall(should),must,need,dare,had better
3、,ought to,used to等。Revision What modals have you learn?can couldmay mightwill wouldmustActivity 2:Think about the words in red Think and work out the meanings of the words in red.a.I was able to hold a knife and fork and chopsticks!c.Mum and I just have to find a way to get him into the kitchen!e.“Y
4、ou neednt try it if you dont want to,”Mum said,b.But there are still some dishes that Dad dare not try even after many years of marriage to my mother.d.wed better not eat too much roast food as it may make us suffer from heat inside our bodies,Match the meanings to the words.a.be able tob.dare not c
5、.have to d.had bettere.neednt1.be afraid to do something2.not be necessary to do something3.give advice to do or not to do something4.be necessary or give strong advice to do something5.have the ability to do something Activity 3:Underline the modals in an introduction to an app and talk about their
6、 meanings.have the ability to do sth.be afraid of sth.be necessary or give strong advice to do sth.not be necessary to do sth.give advice to do or not to do sth.Activity 4:Learn Function of Modals 1 be able to后接动词原形，表示某人做某事的能力，可用于大多数时态。用于过去时态时，还可以表示“某人过去或当时成功地做了某事”。I will be able to speak Japanese i
7、n another few months.再过几个月，我就能讲日语了。They were able to escape from the building when the fire broke out.火灾发生时，他们设法从那栋建筑里逃了出去。How dare you say Im unfair?你怎么敢说我不公平？You neednt come so early.你不用这么早来。I dare to swim across this river.我敢游过河去。He does not dare(to)answer.他不敢回答。have to 的含义与 must 相似，两者往往可以互换使用，但
8、have to 有各种时态，且强调客观需要，意为“不得不”。I have to leave because of the bad weather.因为天气不好，我不得不离开了。had better后接动词原形，意为“最好”，用于现在时或将来时，可用于一切人称，没有任何词形变化。had better 的否定式是在其后加 not，疑问式是把 had 和 not 提前。Youd better sit here and have a rest.你最好坐在这儿休息一下。She had better not tell lies any more.她最好再也别撒谎了。Hadnt the doctor bet
9、ter see him?医生是不是去看看他比较好？Activity 5:Practice Complete the tips for good table manners with the correct form of the modals you learned today.While going on your first trip to the UK is exciting,new and different customs can also be confusing.Table manners are no exception.But dont worry here are some
10、 tips:You 1._ wait until everyone else has been served before you start eating.have to Sometimes there are so many knives and forks that you 2._ pick them up in case you get it wrong.The trick is to start with the ones on the outside.When you finish your meal,you 3._ place the knife and fork togethe
11、r on your plate with the handles at the four oclock position.dare nothad betterTable manners,however,can differ in different situations.For example,you 4._ use a knife and fork when eating a hamburger or pizza.Just remember:when in Rome,do as the Romans do,and you will 5._ enjoy the local cuisine!needntbe able toHomework 你的美国朋友Peter在中国留学，这周末被邀请去一位中国同学家里做客。他写信向你咨询中国的餐桌礼仪。请根据视频内容给Peter回一封信。
