Unit 1 Section B Discovering Useful Structures教学(ppt课件)-2022新人教版（2019）《高中英语》必修第一册.pptx

1、Unit 1 Teenage Life Section B Discovering Useful StructuresCONTENTSLeading-inWhile-classAfter-classPart 1Part 1Part 2Part 2Part 3Part 3Part.1Leading-inLeading in名词短语、形容词短语、副词短语名词短语、形容词短语、副词短语【体验【体验悟】悟】阅读下面课文原句阅读下面课文原句,分析其短语类型。分析其短语类型。1.Going from junior high school to senior high school is a really

2、big challenge.2.The first week was a little confusing.3.First,I had to think very carefully about which courses I wanted to take.4.I know that Chinese is a very difficult language.Leading in5.I tried to join the school football team,but the coach told me that I didnt play well enough.6.Im a bit worr

3、ied about keeping up with the other students in my advanced course.Leading in【生成【生成得】得】1._:以一个名词为中心构成的短语以一个名词为中心构成的短语,在句中的功能相当于名词。在句中的功能相当于名词。2._:以一个形容词为中心构成的短语以一个形容词为中心构成的短语,在句中的功能相当于形在句中的功能相当于形容词。容词。3._:以一个副词为中心构成的短语以一个副词为中心构成的短语,在句中的功能相当于副词。在句中的功能相当于副词。名词短语名词短语形容词短语形容词短语副词短语副词短语Part.2While-classW

4、hile-class短语短语类型类型组成组成功能功能例子例子名词名词短语短语1.(限定词限定词)+(形容词形容词,形容词短语形容词短语,描述性描述性名词名词)+名词名词+(介词短介词短语语)2.名词名词+介词短语介词短语/不定式不定式/定语从句等定语从句等在句中作名词用在句中作名词用,一般用作主语、宾一般用作主语、宾语、表语或宾语补语、表语或宾语补足语足语a long river,some nice books,the capital city of ChinaWhile-class短语短语类型类型组成组成功能功能例子例子形容词形容词短语短语(副词副词)+形容词形容词+(介介词短语词短语)在句

5、中作形容词用在句中作形容词用,修饰名词或代词修饰名词或代词,还可用作表语或宾还可用作表语或宾语补足语语补足语so clever,really glad,strong enough,a bit bored副词副词短语短语(副词副词)+副词副词在句中作副词用在句中作副词用,修饰动词、形容词修饰动词、形容词或副词或副词very fast,quite early,rather surprisinglyWhile-class一、名词短语一、名词短语名词与修饰词有两种位置关系。一是放在被修饰的名词前叫定语或前置定名词与修饰词有两种位置关系。一是放在被修饰的名词前叫定语或前置定语语;一种是放在被修饰的名词后

6、叫后置定语。一种是放在被修饰的名词后叫后置定语。1.前置定语前置定语一般来说有两种修饰语一般来说有两种修饰语:其一是限定词其一是限定词,如如a,the,these,my等等,对名词对名词起泛指或特指起泛指或特指,定量或不定量的作用。其二是形容词用来表示名词的性质和特定量或不定量的作用。其二是形容词用来表示名词的性质和特性性,如如red,small,beautiful,long等。等。a cute boy一个可爱的男孩一个可爱的男孩 a lively city 一座充满生机的城市一座充满生机的城市my little brother 我的小弟弟我的小弟弟While-class2.后置定语后置定语在

7、复杂的名词短语中在复杂的名词短语中,更常见的是后置定语更常见的是后置定语,包括包括:定语从句、介词短定语从句、介词短语、不定式、现在分词、过去分词等。语、不定式、现在分词、过去分词等。The cute boy in blue jeans is my brother.(_短语作定语短语作定语)The cute boy wearing blue jeans is my brother.(_作定语作定语)The cute boy who is wearing blue jeans is my brother.(句子作定语句子作定语,即即_)。那个穿牛仔裤的可爱男孩是我的弟弟。那个穿牛仔裤的可爱男孩是

8、我的弟弟。介词介词现在分词现在分词定语从句定语从句While-classBeijing,the capital city of China,is a beautiful city with a long history.(_和介词短语作定语和介词短语作定语)中国的首都北京是一个有着悠久历史的美丽城市。中国的首都北京是一个有着悠久历史的美丽城市。All the people admire the Hong Kong-Zhuhai-Macao Bridge designed by a Chinese architect called Meng Fanchao.(_作定语作定语)所有人都赞赏那座由中

9、国建筑师孟凡超设计的港珠澳大桥。所有人都赞赏那座由中国建筑师孟凡超设计的港珠澳大桥。I have a lot of work to do.(_作定语作定语)我有许多工作要做。我有许多工作要做。同位语同位语过去分词过去分词动词不定式动词不定式While-class【内化【内化用】用】1.分析下列句子分析下列句子,在句中名词短语下面划线。在句中名词短语下面划线。The drug has _.China is becoming _.He is _.He is walking along _.He has _.some side effectsa more powerful and more beau

10、tiful countrya man difficult to deal withthe path leading to the mountainthe ability to do the work wellWhile-class2.完成句子。完成句子。The company has a group of _(出色的年轻人出色的年轻人).We benefit a lot from _(那次有趣的经历那次有趣的经历).I live in _(一个绿树环绕的村子一个绿树环绕的村子).I love _(留长发的女孩留长发的女孩).A _(被训练的被训练的)dog can act as a guide

11、 to _(盲人盲人).outstanding young peoplethe interesting experiencea village surrounded by green trees/which is surrounded by greentreesthe girl with long hairtraineda blind manWhile-class二、形容词短语二、形容词短语形容词短语一般有下列几种形式形容词短语一般有下列几种形式:1.very,rather,quite,so 等程度副词作修饰语等程度副词作修饰语Its very hot today.今天非常热。今天非常热。Th

12、e room is awfully dirty.房间里相当脏。房间里相当脏。2.介词及其宾语可用在形容词后修饰形容词介词及其宾语可用在形容词后修饰形容词,构成形容词短语构成形容词短语The room is crowded with people.屋子里挤满了人。屋子里挤满了人。Some children are addicted to computer games.一些孩子对电脑游戏上瘾。一些孩子对电脑游戏上瘾。While-class3.不定式在形容词后作定语也可构成形容词短语不定式在形容词后作定语也可构成形容词短语English is easy to learn.英语很好学。英语很好学。Th

13、e question is difficult to answer.这个问题很难回答。这个问题很难回答。While-class【点拨迷津】【点拨迷津】动词不定式作定语的两点注意事项动词不定式作定语的两点注意事项(1)不定式作定语时不定式作定语时,如果动词是不及物动词如果动词是不及物动词,动词后面的介词一定不要忘掉。动词后面的介词一定不要忘掉。例如例如:The room is comfortable to live in.这个句子中这个句子中live为不及物动词为不及物动词,作定语作定语时后面的介词时后面的介词in必须加上。必须加上。(2)在这个结构中不定式主动表被动。我们可以说在这个结构中不定

14、式主动表被动。我们可以说English is easy to learn.但不但不能说能说English is easy to be learned.。While-class【内化【内化用】用】完成下列句子完成下列句子Im outgoing and _(乐于助人乐于助人).He is _(足够自信足够自信)to win the match.Her voice sounds _(相当甜美相当甜美).He is _(尤其对尤其对感兴趣感兴趣)programming.Crusoe stared at the footprint,_(充满了恐惧充满了恐惧).ready to help othersco

15、nfident enoughquite sweetespecially interested infull of fearWhile-class三、副词短语三、副词短语副词短语一般有下列几种形式副词短语一般有下列几种形式:1.very,rather,quite,so 等程度副词作修饰语构成副词短语等程度副词作修饰语构成副词短语He did fairly well but I did rather badly.他做得相当好他做得相当好,而我做得极其糟糕。而我做得极其糟糕。Youre driving too fast.你开得太快了。你开得太快了。2.副词可以放在介词后面构成副词短语副词可以放在介词

16、后面构成副词短语The news comes from abroad.这个消息来自国外。这个消息来自国外。The old man lives quite far from here.老人住得离这儿很远。老人住得离这儿很远。While-class【内化【内化用】用】在下列句中的副词短语下面画线在下列句中的副词短语下面画线He studies _before the examination.Zheng Linkai performed _in the competition.The old man speaks _to make himself heard.The experiment went

17、_.They worked out the problem _.rather hardquite wellloudly enoughterribly wrongmuch more creativelyWhile-class.用所给词的适当形式填空用所给词的适当形式填空1.I suggest that you think about it very _(careful).2.Mary and Jane are quite _(difference).3.He spoke too _(quick)for me to understand.4.It _(real)works very well.5.

18、They got home at last,_(tire)and hungry.carefullydifferentquicklyreallytiredWhile-class.根据汉语提示完成句子根据汉语提示完成句子 Im _(非常高兴非常高兴)to hear that youll show us _(你你的才能的才能)in the contest.You are _(那么优秀的音乐那么优秀的音乐天才天才)that I believe that _(任何歌曲任何歌曲)will be suitable for you.But I think the song that is popular in

19、 China as well as _(跟你的风格相跟你的风格相似的似的)should be better.Thus,I believe Lays _(新单曲新单曲)Namanana would be _(合适的合适的)for you.really/very gladyour talentsuch an excellent music geniusany songsimilar to your stylenew singlethe right onePart.3After-classAfter-class名词短语名词短语形容词形容词短语短语副词短语副词短语 短语（Phrases）组成组成：（限

20、定词）：（限定词）+（形容（形容词、形容词短语、描述性词、形容词短语、描述性名词）名词）+名词名词+（介词短语）（介词短语）功能：功能：在句中当作名词用，在句中当作名词用，一般用作主语、宾语、表一般用作主语、宾语、表语或宾语补足语语或宾语补足语组成组成：（副词）：（副词）+形容形容词词+（介词短语）（介词短语）功能：功能：在句中当作形容在句中当作形容词用，可以修饰名词或词用，可以修饰名词或代词，还可以用作表语代词，还可以用作表语或宾语补足语或宾语补足语组成组成：（副词）：（副词）+副副词词功能：功能：在句中当作副在句中当作副词用，可以修饰动词、词用，可以修饰动词、形容词或副词。形容词或副词。Thank you！