八年级英语第二十一单元Mainly Revision.docx

1、八年级英语第二十一单元Mainly Revision八年级英语第二十一单元Mainly Revision 内容一、教法建议【 抛砖引玉 】 单元双基学习目标 。 词汇学习 happily ， easily ， carefully ， worried ， feel worried about， pingpong ， hard-working 。 语法学习 简单句的基本句型 ( 一 ) ( 1 ) 主语 + 不及物动词： He swims 。 They are listening 。 ( 2 ) 主语 + 及物动词 + 宾语： She likes basketball They know me 。

2、 ( 3 ) 主语 + 系动词 + 表语： The bike is new 。 She felt worried 。 。 交际英语： What can I do for you ? I need to do some shopping 。 Im worried about my party 。【 指点迷津 】 单元重点词汇点拨 1 。 pingpong 乒乓球 点拨 乒乓球也可说 table tennis 。 She plays pingpong very well 。 她乒乓球打得很好。 2 。 hard-working 努力工作的 He is a hard-working teacher

3、。 他是一位勤奋的老师。 点拨 类似的词如：peace-loving爱好和平的。 3 。 happily 幸福地，快乐地 The children are playing happily 。 孩子们正愉快地玩着。 点拨 该词为 happy 的副词形式，作状语。happiness是其名词形式。注意：live a happy life过着幸福的生活。 4 。 easily 容易地，轻易地 We did it easily 。 我们很容易地把它做了。 点拨 其形容词为 easy 。 It is easy for sb to do某人干很容易。It is easy for her to bring t

4、he books here 。 5 。 carefully 仔细地，小心地 Listen to the teacher carefully ! 仔细听老师讲 ! 点拨 该词为 careful 的副词。careless粗心大意的。carefully =with care认真地。 Youd better do your homework carefully 。 6 。 worried 担心的，烦恼的 点拨 注意 worry 可作动词和名词“担心，焦虑”，be worried about =worry about “对感到担心”。 Whats the matter with you ， Tom ?

5、My parents havent been back yet 。 I am worried about it 。 单元词组思维运用 1 。 telephone number 电话号码 What is your telephone number 。 你的电话号码是多少 ? Perhaps his telephone number is wrong 。 Is this 9998345 ? Sorry ， you have the wrong number 。 2 。 do some shopping 买些东西 Were going to do some shopping 。 我们打算购买一些物品

6、。 提示 类似词组还有：do sport 从事运动 / do the cooking 烹调，烹饪 / do washing 洗衣服 / do cleaning 做扫除 / do ones homework 做家庭作业 / do ones lesson 做功课 Mr 。 Smith likes doing sport after meals 。 史密斯先生喜欢饭后参加体育运动。 Is Rose going to do washing this afternoon ? I dont like to do shopping with her this afternoon ， Mum 。 3 。 Pl

7、ease help yourself 请随便吃，请自己动手 ( 拿、吃、抽烟等 ) Please help yourself to wine 。 请随便用酒。 提示 表吃什么，拿什么时，该词组要加介词 to 再加宾语。 Boys ， help yourselves to more bananas and oranges 。 Sir ， help yourself to some cigarettes (香烟)。 注意：help sb with帮助某人干 。She always helps me with my Chinese on Sunday 。 4 。 get ready for 为做好准

8、备，为准备好 Have you got ready for the party ? 这个聚会你已经准备好了吗 ? 点拨 get ready to do准备好干 。Please get ready to run ， class 。 5 。 on the other side of 在的另一边 On the other side of the river there are some banana trees 。 在河的对岸，有许多香蕉树。 On the other side of the street there is a book shop 。 提示 指两者之中的另一边。 6 。 like t

9、o do 与 like doing： 提示 这两者都表示“喜欢做什么”。区别如下： like to do 指喜欢做特定的或某次具体的行动，指一时的爱好。 I like to swim in the river 。 我喜欢在这条河游泳。 ( 特定场合的具体行动 ) ( 试比较：I like swimming 。 我喜欢游泳。 ) like doing 指喜欢做某事，即长期的爱好和兴趣。试比较： Do you like swimming ? 你喜欢游泳吗 ? ( 指长期的爱好 ) Would you like to swim with me tomorrow ? 你愿意明天和我一起去游泳吗 ? (

10、 特指明天一次具体行动 ) 另外：如果用于否定结构，like to do 与 like doing 就没有什么区别，可以换用。如： I dont like smoking =I dont like to smoke 。 我不喜抽烟。 7 。 like 与 would like 的区别： 提示 like ( 喜欢，爱好 ) ，后接名词、代词、不定式或动名词。 Do you like fish ? 你喜欢 ( 吃 ) 鱼吗 ? would like 意为“想要，愿意”解时，是 wish 和 want 的意思。用于礼貌性地提出要求或表示愿意提供帮助。其后可接名词、代词、动词不定式。但不能接动名词。

11、Would you like something to eat ? 你想吃点什么东西吗 ? would like sb to do愿意让某人干 。 My father would like me to go to Beijing with hin this summer 。二、学海导航【 学法指要 】 单元句型思路明晰 1 。 as + 副词 + as Read this passage as quickly as you can 。 你尽快读完这段短文。 这具句型中第一个 as 为副词，第二个 as 为从属连词，引导程度状语从句。又如： He ran as fast as he could

12、。 他尽力地快跑。 He works as hard as you 。 他与你一样努力工作。 2 。 Not 否定主语的句型 Not everyone likes sandwiches 。 不见得每个人都喜欢三明治。 not 无论放在句首或句子其它地方，与 all ， every 等词连用时，只表示部分否定，又叫做“部分否定句”。如： Everyone does not like sandwiches 。 每个人不见得都喜欢三明治。 Not everyone is a worker 。 =Everyone is not a worker 。 不见得每个人都是工人。 Not everyone a

13、grees with you 。 不是人人都同意你的意见。 Not all people agree with you 。 不是大家都同意你的看见。 单元难点疑点释疑 1 。 What can I do for you ? 你要点什么 ? 这是对顾客的礼貌用语，还可以说 Can I help you ? 如： What can I do for you ? 你要点什么 ? I want to buy a new coat 。 我想买件新上衣。 Can I help you ? Two cups of coffee 。 =Two coffees 。 请来两杯咖啡。 2 。 She felt wo

14、rried 。 她很焦急。 feel 是连系动词， worried 是形容词，在句中作表语。turn ， get ， look ， be 等动词也是连系动词，都可接形容词构成系表结构。如： He felt happy 。 他很高兴。 The trees turn green 。 树儿绿了。 表示具有某种性质、特征或处于某种状态。常用的有 be ， appear ， feel ， sound ， seem ， book ， smell ， taste 等。例如： It is not late 。 时间还不晚 The dish smells good 。 这道菜闻着香。 He seemed to

15、be writing something 。 他好象在写什么东西。 His words sounds all right 。 他的话听起来有道理。 表示动词所叙述的动作和过程所产生的结果；或者表示状态的变化。常用的有：get ， go ， come ， become ， turn ， grow ， fall ， prove ， run ， make 等。例如： The custom has now become a rule 。 那习俗已变为成规。 The milk in the cup will go bad 。 杯子里的牛奶要坏了。 Her face turned red 。 某种持续的状

16、态。常用的有：keep ， continue ， stand等。例如： She knew she must keep calm 。 她知道她必须保持镇静。 除 make 等个别词外，几乎所有的连系动词都能接形容词作表语。例如： Our country is getting stronger and stronger 。 我们国家日益强大。 接名词作表语的有：become ， get ， look ， make ， seem ， turn 等。例如： Now you look a grown-up young man 。 现在你看上去已经是一个成年的小伙子了。 One tree does not

17、 make a wood 。 独木不成林。 He used to be a soldier till he turned writer 。 他当作家之前曾是战士。 我们还应注意某些连系词和形容词的固定搭配及其褒贬色彩。比如，come 多接褒义形容词，而 go 则多接贬之形容词。例如： come true / right 变为现实 / 正确 go bad / hungry / mad / blind / deaf / tired / 变坏 / 饿 / 疯 / 瞎 / 聋 / 累 grow rich / tall / large / clever / old变得富裕 / 高 / 大 / 聪明 /

18、年老 fall ill / asleep / silent / 生病 / 睡着 / 沉默 3 。 Im worried about my party 。 我正担心晚会呢 ? be worried about 意为“为而担心”。注意该词组表示担忧的状态。如： Mother is worried about his health 。 母亲担心他的健康。 Are you worried about the meeting ? 你担心开会的事吗 ? 4 。 Ill get another one now 。 我现在再拿一根来。 one ( s ) ， other ( s ) the other ( s

19、 ) 及 another 的区别： one 有下列几种意思：1 ) 可指人或表示一种；2 ) 常用来代替前面刚提到的可数名词，以避免重复，如可数名词为复数，就要用 ones 来代替；3 ) 表示“一个，另一个”用“onethe other”。 the others 表示其余的几个，要用定冠词 the。 others 表示泛指“别人”或“别的东西”，常不加定冠词。 another 意为“另一个，又一个”强调三个或三个以上人 ( 或事物 ) 中的“另一个”。 试比较： A：Which sweater would you like ， the red one or the blue one ? 你想

20、要哪件毛衣，红色的还是蓝色的 ? B：The red one 。 红色的。 I have two sisters 。 One is a teacher ， the other is a doctor 。 我有两个姐姐，一个是教师，另一个当医当。 The children are cleaning the classroom 。 Some are sweeping the floor ， others are cleaning the window 。 孩子们在打扫教室，一些正在扫地，另一些在擦窗子。 Lei Feng was always ready to help others 。 雷锋总是

21、乐于助人。 Here are three pencils 。 One is red ， another is blue ， the third is yellow 。 这里有三支锅笔，一支是红色的，另一支是蓝色的，还有一支是黄色的。【 妙文赏析 】 Not Such a Simple Question Alan Chang was a handsome young man with good manners 。 One morning he was walking along a street on his way to an appointment 。 He did not want to

22、be early or late 。 He had forgotten to put on his watch so he went up to a man who was waiting for a taxi 。 “ Excuse me ， sir ， ”he said ， very politely ， “ but could you tell me the time ? ”The man ， who was very well - dressed and looked quite rich ， said nothing 。 He did not even look at Alan 。 A

23、lan spoke to him again 。 “ Excuse me ， sir ， ”he said ， “ but could you please tell me what time it is ? ” This time the man looked at him ， but he did not speak and looked quickly away 。 Alan thought to himself: Well ， hes not deaf 。 He must be just rude 。 “ Why wont you tell me the time ， sir ? ”h

24、e demanded 。 The man turned towards him and said ， Try to understand me 。 I am standing here waiting for a taxi 。 You come up to me and ask me for the time 。 If tell it to you ， you will thank me 。 I will say ， “ Thats all right 。 ”You may then say ， “ Its a beautiful day ， ”to which I may reply “ Y

25、es ， I like these sunny winter days 。 ” Before we know what is happening we have a friendly conversation 。 You are a pleasant ， polite young man and so when my taxi comes ， I offer you a fide 。 You accept 。 We talk 。 I like you 。 You like me 。 I invite you to my home 。 You meet my daughter 。 She is

26、a very pretty girl 。 You are a good - looking man 。 You like each other 。 Soon you fall in love 。 You want to marry 。 Now do you understand my problem ? ” Alan shook his head 。 “ No sir ， Im sorry ， I dont 。 Everything you have said seems very natural to me 。 ” “ Exactly ， ”the man said ， “ and I do

27、 not want my daughter to marry a man who is too poor to buy a watch 。 Good morning to you 。 ”And with these words he hurried away 。 注释：handsome 英俊的，manners 礼貌，appointment 约会，well-dressed 穿着考究的，衣着入时的，deaf 聋的，rude 粗鲁的，粗野的，无礼的，demand 请求，要求，【 思维体操 】 1 。 A man phoned his daughter to ask her to buy a few

28、things he needed for a trip 。 He told her she would find enough dollar bills for the purchases ( 采购 ) in an envelope on his desk 。 She found the envelope with“ 98 ”written on it 。 In a shop she bought 90 worth of things ， but when it was time to pay ， she didnt have 8 left over as she thought she wo

29、uld 。 In fact ， she didnt have enough money to pay for all the purchases 。 By how much was she short ? A 。 8 。 00 。 B 。 10 。 00 。 C 。 6 。 00 D 。 4 。 00 。 2 。 Each of the Smith brothers has as many sisters as he has brothers 。 But each of the Smith sisters has twice as many brothers as she has sister

30、s 。 How many brothers and sisters are there in the Smith family ? A 。 Four brothers and three sisters 。 B 。 Three brothers and four sisters 。 C 。 Two brothers and four sisters 。 D 。 Four brothers and five sisters 。 3 。 If a carpenter ( 木工 ) receives twenty-five cents for sawing ( 锯 ) a board into tw

31、o lengths ， how much should he receive for saving the board into four lengths ? A 。 50 cents 。 B 。 1 ， 00 。 C 。 75 cents 。 D 。 2 。 00 。 4 。 How many times can 19 be subtracted ( 减去 ) from 27 ? A 。 Once 。 B 。 Twice 。 C 。 Three 。 D 。 None 。 5 。 Some hens and cats are in a room 。 They are 36 legs and 1

32、5 heads in all 。 How many hens and cats are there in the room ? A 。 6 and 9 。 B 。 7 and 8 。 C 。 12 and 3 。 D 。 8 and 7 。 答案：1 5 DAAAC三、智能显示【 心中有数 】 单元语法发散思维 简单句 在句子中应注意谓语动词和主语在人称和数上必须一致。 1 ) 主语 + 不及物动词 ( 谓语 ) The moon rose 。 月亮升起来了。 另外：在这种句型中，主语可被定语修饰。谓语常被副词、介词词组等修饰，用来说明动作的程度、时间、地点、状况等。如： The sun rises 。 太阳升起来了。 The red sun rises 。 红太阳升起来了。 The red sun rises in the east 。 红太阳在东方升起。 2 ) 主语 + 及物动词 + 宾语 All my friends like to study English and Chinese 。 另外：及物动词除必须有宾语外，还可有修饰语，这点与不及物动词相同。修饰动词的状语通常放在句末。这些状语多数是副词或介词短语，也可用名词短语、不定式短语、分词短语等。宾语可以是名词、代词、不定式等。如： Th