七年级英语Unit 18Seeing the doctor人教四年制版知识精讲

七年级英语七年级英语 Unit 18 Seeing the doctor 人教四年制人教四年制 本讲教育信息本讲教育信息 一 教学内容 Unit 18 Seeing the doctor 二 重点 难点 1 have to 与 must 用法区别 2 连系动词 look taste sound feel 3 Useful expression and phrases 三 具体内容 1 have to 与 must 用法区别 1 联系 二者都含有 必须 不得不 的意思 都是情态动词 2 区别 have to 通常指由于客观原因而不得不做某事 意思为 不得不 It s dark now I have to go home 天黑了 我不得不回家 It s raining and I have to stay at home 外面在下雨 我不得不呆在家里 must 通常指出于个人的主观愿望而必须做某事 意思为 必须 This year I must study hard 今年我必须认真学习 I must do my homework every day 每天我必须做作业 2 连系动词 look taste sound feel 1 目前我们学过的系动词有 taste feel sound look seem smell get become turn be 2 系动词通常用于主 系 表结构中 它们后面通常接形容词作表语 eg The song sounds beautiful 这首歌听起来很好听 The flower smells good 这朵花闻起来很香 Her mother looks young 她的妈妈看起来很年轻 It gets warmer 天气变暖和了 The song became very popular 这首歌变得很流行 受人欢迎 3 询问 某人哪不舒服 某人怎么了 可以说 What s the matter with sb What s the trouble with sb What s wrong with sb What s your trouble What has happened to you Is there anything wrong with you 4 评论某人的身体情况时一般说 There s something wrong with him Something must be wrong with him There s nothing serious with him He has fallen ill and is in bed hospital now He has been ill for quite a few days He has been in bed hospital for a week He is a little much better now He is even worse than before He is getting well better He is felling well better now 5 询问某人的身体情况时可以说 How are you feeling now Are you better How are you now How s your mother Is she any better now How long have you been like this How long has she been in bed in hospital 6 This morning I had a pain in my head 今天早上我头部疼 have a pain pains in 身体部位 某处痛 如 have a pain in one s head have a headache one s head hurts He has a pain in his head He has a headache His head hurts 他头痛 7 She didn t feel like eating anything 她不想吃任何东西 feel like 和 would like feel like 和 would like 所表示的意思很接近 表示 想要 但前者接动词 ing 形式 而后者接不定式 这是 like 的词性所决定的 feel like 中 feel 是动词 like 是介词 因此后 面接名词或动词 ing 形式 would like 中 would 是情态动词 like 是实意动词 后面接不定 式 1 He felt like going out for a walk He d like to go out for a walk 他想出门散散步 2 I feel like taking a good rest I d like to take a good rest 我想好好休息一下 3 She feels like a good meal She d like to have a good meal 她想美美地吃一顿 4 Do you feel like a swim Would you like to have a swim 你想游泳吗 8 We had to work for hours to stop the ship from going down 我们不得不工作几个小时来阻止船下沉 stop sb sth from doing sth 是 阻止 不做某事 的意思 介词 from 可以省略 1 We must stop him from doing such a foolish thing 我们必须阻止他不让他做这样的蠢事 2 The heavy rain stopped us from starting out 大雨使我们不能动身 3 What can stop me from going if I want to go 如果我要去 有什么能阻止我去 呢 4 They tried to stop such a thing from happening 他们想阻止这样的事情发生 与 stop sb sth from doing sth 这个结构相似的还有 keep sb from doing sth 其中 from 不可省 9 I was busy planting trees all night long 我整夜长久的忙于植树 be busy doing sth be busy with 忙于做某事 She is busy reading her book She is busy with her book 她忙于读书 all night 整夜 all day 整日 all day and all night 整日整夜 10 He wanted to be a great singer but he became a doctor instead 他想当一名伟大的歌唱家 但是却成了一名医生 Not before or after meals instead of them 不是在饭前饭后 而是用来代替三餐 instead 和 instead of 都有 代替 替代 之意 但用法不同 instead 是副词 常置句末 instead of 是短语介词 除了 代替 之意外 还可译为 而不是 后接名词 代词 动名词 This summer I won t go to Qingdao I ll go to Dalian instead 用 instead of 此句为 This summer I will go to Dalian instead of Qingdao If Mary does not feel well take me instead You can take me instead of Mary if she doesn t feel well 如果玛丽身体不好 就带我去吧 11 You don t take enough exercise 你做的运动不够 take exercise 做运动 可作形容词 副词 名词 1 作形容词 修饰名词时 常放在名词前面 Please take enough exercise I have enough time to do the work 2 作副词 要放在被修饰的副词和形容词后面 The child isn t old enough to go to school Weihua is tall enough to pick the apple I know well enough what you mean 3 作名词 作主语时 谓语动词用单数 I have enough to do 我有足够的事情干 Enough has been said on this 关于这个事说得够多了 12 本单元固定短语 take one s temperature 量体温 take some medicine 吃药 have dreams 做梦 wake up 醒来 dream about 梦到 fall asleep be asleep 睡着 入睡 be awake 醒着的 light music 轻音乐 popular music 流行音乐 classic music 古典音乐 play the same piece 弹奏同一首乐曲 again and again 再三地 make trouble 制造麻烦 惹麻烦 go down 下沉 look over 检查 look nice on 穿在某人身上很好看 典型例题典型例题 1 What s the English for 每隔三天 It s A every three day B three days C every four days D four days 答案 答案 C 解析 解析 每隔 天 月 年 的英汉表达方法相异 要注意其区别 汉语说 每隔三 天 用英语表达时 要在其数上加上 一 变成 every four days 2 We like playing football basketball A instead of B instead C or D but 答案 答案 A 解析 解析 要跟宾语时 必须要用介词 of 构成 instead of 短语 3 They to the zoo if it doesn t snow tomorrow A will go B go C went D shall go 答案 答案 A 解析 解析 if 从句虽然用一般现在时替将来时 但主句仍须用一般将来时 4 My father like football music A wasn t and B didn t or C wasn t or D didn t and 答案 答案 B 解析 解析 动词 like 的否定或疑问句要用助动词 did didn t 否定句中的并列名词用 or 5 Because Tom was ill yesterday he didn t go to school A so B but C and D 答案 答案 D 解析 解析 because 与 so 不可以同时出现在一句中 也可用 Tom was ill yesterday so he didn t go to school 模拟试题模拟试题 答题时间 40 分钟 一 Finish off the following sentences with have to may can must 1 He will mend his bike tomorrow 2 If the weather is too bad we go there by bus 3 I do it now No you don t have to 4 May I keep the book for two weeks No you 5 I am sorry I help you because I am busy 6 I look after my sister because my mother is ill 7 You jump the queue in public 8 He be in his room but I am not sure 9 Tom move the table so can I 10 Did you go now 二 Fill in the blanks with the proper words 1 She s too busy She has no time watch 2 I m sorry I kept you wait for a long time 3 It s too noise outside so I can t fall asleep 4 Try relax before you have a match 5 Sometimes dream is good for us 6 He felt worry about this lesson 7 We wait for Lily now not have to 8 Yesterday he fell off the bike and his left leg hurt 9 If you can t fall asleep you may take some pills sleep 10 I feel even this morning than I usually do tired 三 Choose the best answers 1 Ask the old woman she know something about it A can B may C maybe D may be 2 It s so you must A hard work work hard B hard work hard work C work hard hard work D work hard work hard 3 Be quiet You should stop your baby noise A off making so much B from making so many C from making so much D off making so many 4 She has money but friends A much little B much few C many few D a lot a few 5 I am not I feel A good terrible B good terribly C well terrible D well terribly 6 I will give the message to him as soon as he back tomorrow A come B comes C will come D to come 7 I won t turn off the light you finish reading A when B after C as soon as D until 8 When autumn comes days become A long B short C longer D shorter 9 If you meet traffic you d better stop A much too B too much C too many D many too 10 It s raining hard outside so we stay in the classroom A must B have to C may D had to 11 He is now feeling than before A much healthy B more healthier C much healthier D much more healthier 12 The writer is busy the novels A to write B writing C writes D written 13 She feels like TV A watches B watch C watching D to watch 14 Mr Green isn t here we ask Mr Smith A have to instead of B will have to instead of C had to instead D will have to instead 15 Must I do some washing No you A won t B don t have to C mustn t D have to 16 Don t play