高二英语units 12学案.docx

1、高二英语units 12学案Units 1-2 (B2)【知识网络】一、重点词汇与短语 1. observe （1）. observe后可接名词作宾语, 也可接that从句, 它还是个感官动词, 可以说observe sb do/doing sth, 被动结构为be observed to do. 例如: As a child, he liked to observe the behaviour of insects. 他小时候喜欢观察昆虫的习性. (接名词) I spent some time observing their customs. 我花了一些时间观察它们的生活习惯. (接名词)

2、She observed a man walking/walk on the opposite side of the way. 她看到一个人在路那边走着. (接复合宾语) They were observed entering the hall. 有人看见他们走进大厅去了. (接现在分词) The woman was observed to follow him closely. 有人看到那女子紧跟着他. (被动语态中接带to的不定式) He observed someone open the door. 他看见有人开门. (接复合宾语) The boy observed what is g

3、oing on between them. 这男孩子注意到他们之间发生的情况. (接从句) （2）. 在正式文体中, observe还有 “遵守; 应祝”的意思. 例如: We must observe these principles in our action. 在行动上我们必须遵循这些原则. Do you observe Christmas in you country? 你们国家过圣诞节吗? （3）.习语: the observed of all observers众矢之的 （4）.近义词: watch v.观察 2. seek （1）. seek可用作及物动词, 也可用作不及物动词.

4、 用作不及物动词时, 后常接介词for或after. 例如: Most men seek wealth; all men seek happiness. 大多数人寻求财富; 每个人都追求幸福. He seeks your advice. 他请求你给他一些忠告. Young people like to seek (after/for) success in life. 年轻人喜欢探索人生的成功之途 The explanation is not far to seek. 这种解释不难理解. （2）. 习语: seek out搜出; 挑出. seek help求助 seek ones fortun

5、e碰运气 seek ones home回家 seek ones bed就寝 seek after/ for探索 seek through找遍 （3）. 近义词: explore v. 探索 3 addict （1）. addict是名词, 表示因吸毒或饮酒等 “有瘾的人”, 或对某事有强烈兴趣的人, 是可数名词. 例如： Many heroin addicts have contracted ALDS. 许多吸食海洛因的人感染了艾滋病. His brother is a football addict 他的弟弟是个足球迷 （2）. Addicted 是其形容词, 常用于be addicted

6、to sth结构中, 表示 “沉溺于”. 在句中作表语, 不能作定语修饰名词. 例如: He was addicted to drug. 他吸毒成瘾 Her sister is addicted to TV soap operas. 她妹妹沉迷于电视连续剧 4concern （1） concern作动词, 表示 “担心”的意思时, 常与about/for连用, 也可以跟that从句. 例如: I was much concerned about her. 我很担心她. Were all concerned for her safety. 我们都为她的安全担心. Im concerned tha

7、t they may have got lost. 我担心他们可能迷路. （2）. concern作名词, 意思是 “关怀; 关心”. 例如: He didnt show much concern about it 他对此不是很关心. （3）习语: be concerned with与有牵连 be concerned about/for 关心; 担心二、词义辨析1instead of, in place of和in spite of的区别 （1）. instead of是短语介词, 表示 “代替”的意义时, 还含有 “对比”的意思, 译成汉语时, “代替”两词不一定译出. instead of

8、常常和in place of互相使用, 其后常可用名词, 代词, 动名词. 例如: If you have no time, Ill go instead of/in place of you. 如果你没有时间, 我愿替你去. We use plastics instead of/in place of iron. 我们用塑料代替铁. （2）.有时候instead of还能起连词作用, 常译为 “反而; 而不”. 例如: Things will be better instead of worse. 事情将更好而不会更糟. （3）. in spite of是 “不管; 不顾; 尽管” 的意思,

9、 后跟名词或名词短语. 例如: In spite of all his efforts he failed 他已竭尽全力, 但仍然失败了. They went out in spite of rain 尽管下着雨, 他们还是出去了. observe, notice, look, see, watch, stare, glare和glance的区别 （1）. observe是及物动词, 意为watch carefully, see and notice, 表示 “观察; 注意地看; 仔细地看”等意思. 例如: I spent some time observing their customs.

10、我花了一些时间观察它们的生活习惯. （2）. notice也是及物动词, 意为pay attention (to) with wyes, 表示 “注意到”的意思. 例如: I noticed him enter the office. 我看到他走进办公室.（3）. look; watch; try to see指有意识地使视线对着某物, 强调动作. look是不及物动词, 如跟宾语, 要和at连用, 强调注意的是其后的宾语. 例如: The old lady was looking at him from head to foot. 这位老妇人从头到脚地看着他. I am looking at

11、 the boy. 我注视着这孩子.（4）. see强调结果, 意为 “看见; 看到” (notice sb/sth with ones eyes); 强调结果. 例如: I looked but saw nothing. 我看了, 但什么也没看见. （5）. watch侧重所看事物的变化, 移动和发展(to look at something which is happening), 指有意识地以期待, 警觉等心情看上一段时间, 强调注意的是它后面的宾语. 例如: We watched that boy swim. 我们观看那个男孩游泳I am watching the boy. 我在注视这

12、孩子的举动 注意根据习惯,看电视用watch,看电影用see.（6）. stare指 “睁大眼睛出神地看, 注视” (look at someone or something with wide open eyes for a long time) ,这种注视出于惊讶, 好奇, 恐惧, 有时是粗鲁无礼, 与at连用. 例如: The little boy stared at the stranger for a few minutes before answering his questions. 这个小男孩惊讶地睁大眼睛望了那个陌生人好几分钟, 才回答他的问题 （7）. glare指 “怒视

13、” (to look angrily), 强调敌对或威胁的态度, 与at连用. 例如: He glared at the naughty children. 他瞪了那些淘气的孩子一眼.（8）. glance指 “瞥视, 匆匆一看” (take a quick look), 与at连用. 例如: She glanced shyly at him out of the corner of her eyes. 她羞涩地用眼角打了他一眼. 3辨析more than, no more than, more than, not more than 请翻译下列句子:1The speed is more th

14、an 80 miles per hour.2The villagers were more than glad to help those tourists.3All his education added up to no more than one year.4There were not more than a hundred people at the meeting.5She is more thoughtless than stupid.Key：1时速超过了80英里。（more than 多于，超过）2 乡亲们很愿意帮助那些游客。（more than 不只是）3 他所受的教育加起来

15、不到一年。（no more than 仅仅，只有，少于）4 大概不到一百人参加了会议。（not more than 不超过，不多于）5 与其说她笨，倒不如说她粗心大意。（ more than 与其说倒不如说）三、重点句型 1There did not seem much point in working on my PhD - I did not expect to survive that long. There is no point （in） doing sth. “做某事没有作用或意义”, 类似的句型有: There is no sense （in） doing sth. 例如: Th

16、ere seems little point protesting; it wont help. There was no sense in making a child suffer like that. 2What if如果将会怎样; 即使又有什么要紧。 例如： What if he finds out that you have lost her book? What if还可以用来表示建议、邀请、要求等。例如： What if you go instead of me? 3Experienced editors and reporters make informed decisions

17、 about what events to report, how to report them, and why.What events to report 是“疑问词+不定式”结构，在句中作宾语。此结构中的不定式与前面的疑问代词有动宾关系，但不定式要用主动形式。 例如： I really dont know what to write at the moment. 4The result is a better understanding of the world on all sides, leading to a future world where people from all c

18、ountries are respected and different views and opinions are tolerated. Leading to. 是现在分词短语作状语，表示结果。 例如： Her father died in 1979, leaving her with four younger sisters.四、语法复习（一）动词不定式动词不定形式：to+动词原形；或者省略to. 没有人称和数量的变化，具有名词、形容词和副词的特征，在句子中作谓语以外的成分。 1作主语：What does it mean to be a scientist? 2作宾语：People wh

19、o listen to Hawkings lecture find it difficult to understand him. 3作表语：Nothing in life is to be feared. It is only to be understood. 4作宾语补足语: He told me to bring some books for you. 5作定语：The doctor told him he might not have more than twelve months to live. 6作结果状语：Readers were pleased and surprised

20、to find that a scientist could write about this work in a way that ordinary people could understand. 7目的状语：In order to get married, I needed a job, and in order to get a job, I needed a PhD. 8某些固定的形容词搭配用于口语中，例如：Glad to meet you. Sorry to trouble you. 9和常见的疑问词搭配作动词的宾语，相当于宾语从句（宾语从句的主语和主句的主语要一致）。例如： I

21、dont know what to say/what I should say. Could you tell me when to start/when I should start?（二）过去分词作定语和表语 过去分词在句子中可以作定语、状语、表语和补足语，通常与句子中的某个名词有逻辑上的被动关系，有时还表示动作的完成或者状态。 1作定语：单个的过去分词作定语放在名词的前面，过去分词词组作定语放在名词的后面，有时相当于非限制性定语从句。例如： a broken glass, the used books, in an organized way, experienced editor Ch

22、en wrote about the efforts to bring stolen cultural relics to China. I want to wrote about people addicted to drugs/who are addicted to drugs. 过去分词作后置定语时，有时有时态的区别，例如： Do you live in the building built last year? I will live in the building being built now. The building to be built will be for teachi

23、ng. 过去分词作定语表示被动的和已经发生的动作；现在分词作定语表示主动和的和正在发生的动作。例如：fallen leaves, falling leaves, fading flowers, faded flowers, boiling water, boiled water 1作表语：表示事物或人所处的状态: We were all surprised at his arrival. This cup is broken. My sister feels very interested in cooking. 过去分词作表语表示主语的状态是由于外界而引起，而现在分词作表语表示主语是动作的发

24、出者，“令人的”，例如： This snake is so frightening that the bravest boys are frightened at it. He is interested in this interesting game. This climbing is tiring and they are all tired now. 过去分词作表语表示状态，而被动语态表示动作。例如： This cup is broken. This cup was broken by a careless boy. He is well educated.He was well ed

25、ucated in a famous college.【考点透视 考例精析】 考例1 _ more about university courses, call (920) 746-3789. ATo find out BFinding out CFind out DHaving found out 点拨 选A。动词不定式作目的状语。To find out more about university course表示拨打这个电话的目的。 考例2 Im going to the supermarket this afternoon. Do you have anything _? Ato be

26、buying Bto buy Cfor buying Dbought 点拨 选B。动词不定式作定语。意思是：你有什么要买的东西吗？ 考例3 The weather _ to be very good, which was more than we could expected. Amade out Bturned out Cwent out Dcarried out 点拨 选B。make out 起草， 辨认出，理解； turn out 结果是，证明是，生产； go out 外出，熄灭，不流行；carry out 完成，执行，实行。 考例4 _ with a difficult situati

27、on, Arnold decided to ask his boss for advice. ATo face BHaving faced CFaced DFacing 点拨 选C。face 作动词用意为“面临、面对”，常用于face sth 或be faced with sth.两种结构。这里face与主语Arnold有被动关系，要用过去分词作状语。【基础演练】一、根据所给首字母或括号中的汉语意思填写句子空格中所缺的单词。1Medicine should not be left w_ reach of small children.2 In the accident the man suff

28、ered serious i_ in both his head and legs.3Oh, your nose is b_. Use a clean towel to stop it.4 The nose is the o_ of smelling and the ears for hearing.5The factory are p_ our rivers with chemical waste.6The patient is receiving chemical t_ because he has lung cancer.7He took a friendly _ （态度）to us.8

29、The police still do not have _ （精确的）information on the number of people injured in the train accident.9Please state your name, address and _（职业）in this form.10He felt a little bit _ （内疚）after breaking his promise.二单项填空：1 They are now in great need of help. So your support will certainly make a _. Ad

30、eal Bdecision Cpoint D difference2The climbers are _after the long and hard trip. They need rest and food badly. A used up Bmade up Cgiven out Drun out3 It has been raining every day so far. I hope tomorrow will _fine. A turn to Bturn up Cturn into D turn out4 Children are naturally _about everything around them. A curious Bworried Cinterested Dserious5 _ no doubt _he can win the game this time. ATheres; that BTheres; whether CIts; that DIts; whether6 To our delight s