Unit 1 Lesson 1 Words and Expressions ppt课件-（2020）新北师大版高中英语选择性必修第一册.pptx

1、Words and Expressions1. _n.实践，练习_adj.实际的，实践的，切实可行的_adv.实际地(1) _(practical) speaking, we cant afford it. (2)He offered_ (practice) suggestions on how to increase the fibre in your daily diet.practicalpracticepracticallypracticallypractical2.angle n.角角 形似形似_n.天使天使angelthe first time 第一次(引导时间状语)every t

2、ime 每次3._第一次第一次for the first time For the first time in many years, I heard of the strange thing.Henry was a shy child_I met him.我第一次遇到亨利时他是一个害羞的孩子。the first timeThis / That / It is / was the first time that .(that后从句多用完成时态)This is the first time that they _(come) to England.have comeI used to be ne

3、rvous every time someone talked to me.链接写作一句多译我第一次来时，这里还没有高楼。_(the first time)_(for the first time)There was no tall building here the first time I came hereThere was no tall building here when I came here for the first time 4. pour vt.灌，注，倒 vi.(雨)倾盆而下，喷涌，涌入I was in the kitchen pouring out drinks at

4、 that time.当时我在厨房里倒饮料。Tears poured_her cheeks.泪水顺着她的面颊簌簌地落下。Several mountain streams pour_the deep pool.几股山泉倾注到深潭里。Walking three miles in the _(pour) rain is not my idea of fun. 外面下着瓢泼大雨。_pour into 投入（倒）于某物pour out 涌出；倒出；表露无遗pour down 流下，倾泻downintoIts pouring outside.The rain is pouring down outside

5、.It is pouring with rain outside.It is raining heavily outside.It is raining cats and dogs.pouring4. lack v. 没有; 缺乏 n. shortage 没有，缺乏，不足Though they lack for nothing, they are unwilling to carry out the plan. More and more high-rise buildings have been built in big cities for lack of space.When there

6、 is _lack of food,there is hunger.Though Jack was lacking _experience, he made up for it with great enthusiasm.lack (vi.)常与 for连用(a) lack of . 缺乏；for lack of . 因的缺乏lacking adj.短缺，缺乏be lacking in缺少ain1. I cannot afford a new car _（由于缺乏） money.2. We _（缺乏力量）to walk any further.3. My uncle _(不缺朋友)when h

7、e studied in America.4. They were exhausted from_.(缺乏睡眠)同义句转换众所周知，他没有勇气。As we all know,_.(lacking)As we all know,_.(lack)for lack ofdidnt lack for friendslacked the strength lack of sleephe is lacking in couragehe lacks (for) courage5. _ n.报告，陈述，说明 做报告，开讲座_present v._ n._ adj._James Watson, Philip M

8、ayo and I gave a slide and video _(present).presentationgive a presentation颁发；赠送；提出；展现礼物；现在，目前；现在的；出席的；presentation6. _一双，一对，许多 couples of Eg.(1)We went there a couple of years ago. (2)I managed to have a couple of hours sleep on the plane.(3)Maff can use couples of idioms at the age of four. 表许多的同类

9、词：_a couple pfa great deal of; plenty of; a great many of; many a; a large amount quantity of, a flood of/floods of; a crowd of/crowds of.8. used to do sth: 过去经常，曾经做be used to do sth.被用于做某事(被动语态)be used to doing习惯于做某事There used to be a lake here,didnt/usednt there?Bamboo can be used_(build)houses.Af

10、ter a few minutes our eyes got used_the darkness.To breathe in more fresh air, you must be used to_(get) up early.链接写作翻译句子那就是我幼年时的住处。_名师指津used to过去常常做某事（暗示现在已经不做了）,其否定形式有两种：used not to和 didnt use to。to buildto gettingThats where I used to live when I was a child.9._n.行为，举止_behave oneself守规矩 behave w

11、ell举止得体(1)How do you control the kids who dont behave_?(2)You ought to be ashamed of your foolish_ (behave)(3)Parents should tell children to behave _(good) at table. behaviorbehavethemselvesbehaviorwell10. access v. 1取得，获取(尤指计算机数据)； 2)进入，使用 _adj.可进入的，可使用的Across the world,1.1 billion people have no

12、access to clean drinking water. Medicine should not be kept where it is_(access) to children.链接写作同义句转换Every student has a chance to be admitted to a key university.Every student_a key university.The public have no chance to see these films.These films_the public.名师指津access和 accessible短语中的to是介词。acces

13、sible(2)have/get/gain access to有的机会；可以进入/接近(2)accessible adj.使用的,可接近；可靠近；可使用 be accessible to.可接近；可靠近,；可使用accessiblehave/get/gain access toare not accessible to【语境应用】根据括号内的汉语提示补全下面句子（每空一词）。(1) We couldnt _ _ _ _ _ _ (找不到这座房子的入口). (2) We should always _ _ _ _ _ (使用这些电脑).(3)These documents are not _ (

14、access) to the public. find the access to the househave access to these computersaccessible11.worthwhile adj.值得的，值得花费时间值得的，值得花费时间(或精力或精力)的的 e.g. We decided to give the money to a worthwhile cause. 我们决定将钱用于有益的事业上。It is worthwhile doing / to do sth.结构 【归纳】1) worth adj. 值钱的; 值得的be worth 钱(价值数量词) 值多少钱do

15、ing 值得做(用主动语态表被动)be well worth doing 很值得做2) worthy adj. 值得的值得做of sth.of being doneto be donebe worthy Its worthwhile reading/to read literary books because they can help us to know more about society and life.In my opinion,the book is well worth reading/worthy of being read/worthy to be read.名师指津（1）

16、表示“很值得做”要用副词well来修饰。（2）worth一般只作表语；而 worthy和 worthwhile 既可作表语又可作定语。链接写作同义句转换Since you are interested in traditional Chinese culture,I think it is well worthwhile experiencing/to experience this festival.Now that you are interested in traditional Chinese culture,I think this festival is_(worthy).Since you are interested in traditional Chinese culture,I think thisfestival is_(worthy).Since you are interested in traditional Chinese cul-ture,I think this festival is_(worth).well worthy to be experiencedwell worthy to of being experiencedwell worth experiencing