九年级英语全册 Unit 8 It must belong to Carla重难点讲解 人教新目标版.ppt

Unit 8 It must belong to Carla,Page 2,教学任务,完成8单元单词的解析及教授,完成8单元重难点、考点的解析和配套习题的讲解,完成8单元部分练习册的练习,教学任务,Page 3,教学重难点及考点,A： 1. must的用法 2. belong to “属于.” 3. Whats wrong?怎么了？ 4. 区分attend/join/take part in 5. 区分valuable与worth 6. 动词不定式做目的状语，意为“为了.” 7. 区分noise/sound/voice 8. 连词or的用法 9. 区分either/too/also/well 10. 辨析maybe与may be 11. There be + 名词 + doing + sth. 12. 辨析hope与wish,Page 4,教学重难点及考点,B： 1. could be doing表示对正在进行或发生的事情的推测 2. might be doing表示对正在进行或发生的事情的推测 3. express的用法 4. add的用法 5. 区分information与message 6. 区分as/because/since 7. 区分point out/point at/point to 8. 区分illness/sickness/disease 9. 区分as/when/while 10. 区分no more与no longer 11. There be + 名词 + doing + sth. 12. 辨析hope与wish,Page 5,语法详解,Grammar：情态动词表推测 1、Whose volleyball is this? It must be Carlas.She loves volleyball. 2、It must be Meis hair band. Or it might belong to Linda. 3、So it cant be stolen. 以上三句中must，could，might， cant等均为情态动词表推测,教学重难点及考点：A,1.must的用法 must用在肯定句中，表示有把握的推测，意为“一定”。

must + 动词原形或must + be + 现在分词表示对现在的状态或现在 正在发生的事情的推测 eg：He must know my address. 他肯定知道我的住址 eg：He must be studying in his room. 他一定正在他的房间里学习 2.can/could的用法 can表示推测时，常用语否定句或疑问句中,cant“不可能”，语气很肯定 eg：He cant be at home. 他不可能在家 cant/could后接be doing,表示对现在的状态或现在正在发生的事情的推测 eg:They cant be reading in the library. 他们不可能在图书馆礼貌读书 could可用于表示某种有可能发生或可能的事实，还可用于表示客气、委婉、 礼貌的请求语气 eg：The plane could be delayed by the fog. 飞机可能会因雾晚点 eg：Could I call your first name? 我可以叫你的名字吗,3.may/might的用法 “may/might + 动词原形”表示对现在或将来情况的推测。

may的语气强于might，常用于肯定句中，意为“也许，可能，大概” eg：You may be right. 你可能是对的 eg：It might rain this afternoon. 今天下午可能会下雨 练习 1.Someone will e to our music club tomorrow. I guess its Mary. It ___ be Mary. She left for England yesterday and will stay there for a week. A.mustnt B.neednt C.cant D.must 2.Whose T-shirt is this? It ___ be Johns. Its too small for him. A.cant B.may C.mustnt D.must,3.Have you decided where to go for your summer vacation? Not yet. We ___ go to Qingdao. Its a good place for vacation. A.may B.need C.must 4.Difficulties always go with me! Cheer up! If God closes a door in front of you, there ___ be a window opened for you. A.would B.must C.could D.can 5.Whose book is this? It ___ our geography teachers. You see, his name is on it. A.cant be B.can be C.mustnt be D.must be,Page 9,1. It must be Carlas. 它一定是卡拉的。

must表肯定推测，意为“一定，肯定”，通常与be连用，只用于肯定句 eg：There must be something wrong with the puter. 这台电脑一定是出了什么毛病 注意：must表示“必须”，可用于肯定句、否定句及疑问句； 否定句中mustnt表示“一定不要，禁止” eg：You mustnt play soccer in the classroom. 你们一定不能在教室里踢足球 2.belong to. 属于. belong为不及物动词，to为介词，其后加名词或人称代词宾格形式，不可以接名词性物主代词或名词所有格 eg：That book belong to me. 那本书属于我,重难点解析,eg：These clothes must belong to Tom=These clothes must be Toms. 这些衣服一定是Tom的 注意：1.belong to 不能用于进行时态 2.belong to 不能用于被动语态 3.belong to常与名词性物主代词或名词所有格进行替换 It must belong to Carla=It must be Carlas. 它一定是卡拉的,Page 11,3.Whats wrong? 怎么了？ 同意结构：Whats wrong (with.)? Whats the matter (with.)? Whats the trouble (with.)? Whats the trouble? eg：Whats wrong with you? Whats the matter with you? Whats the trouble with you? Whats the trouble? 注意：Something is wrong with.=There is something wrong with . .出了毛病 eg:Something is wrong with my car. There is something wrong with my car. 我的车出毛病了,Page 12,4.He will attend an important meeting yesterday. 他明天将要参加一个重要会议。

辨析attend/join/take part in,Page 13,5.辨析valuable与worth,6.Ill call them now to check if anybody has it. 现在我将给他们打，看看是否有人捡到了它 to check在句中作目的状语动词不定式在句中做目的状语时，既可放在句首，也可放在句尾，意为“为了” eg：I stay here to see what would happen. 我呆在那，看看会发生什么 注意：常见的表目的的结构还有：in order to和so as to等 eg：In order to do great things, we have to perfect the small things. 为了做大事，我们必须把小事做好 eg：He ran fast so as to catch up with me. 他飞快的跑以便追上我,7.区分noise，sound，voice,8.I couldnt see a dog or anything else, either. 我没看到狗，也没看到其他任何东西 or连词，意为“或者；和”，用于否定句和疑问句中，肯定句中用and。

eg：Do you like tea or milk? 你喜欢茶还是牛奶？ 注意：or的其他用法 意为“否则，要不然” Get up early, or you will be late for school. 早点起床，否则你会上学迟到的 由于固定搭配，表示“约数” I surf the Internet three or four times a week. 我一周上三四次网,9.区分either,too,also,as well,10.区分maybe和may be Maybe it was a bear or a wolf. 也许它是一只熊或一只狼 maybe为副词，意为“也许，可能”，在句中作状语，相 当于perhaps，常位于句首 eg：Maybe shell e this afternoon. 她可能今天下午来 Maybe you put the letter in your pockets. 你也许把信放在口袋里了 注意：may be意为“也许是，可能是”，may为情态动词，be为动词原 形，两者构成完整的谓语形式 ，与主语形成系表结构 eg：He may be a soldier. 她可能是一位军人。

maybe和may be可相互替换 eg：Maybe you are right.=You may be right. 你或许是对的,11.There must be .表示“有.在做某事” There must be someone in the room. 房间里一定有人 there must be是there be与情态动词must连用结构，表示对现在情 况的肯定推测，意为“一定有.” 注意：There be + 名词 + doing + sth.表示“有.在做某事” eg：There is someone knocking at the door. 有人在敲门 eg：There are some boys standing on the playground. 有些男孩正站在操场上,12.辨析hope与wish,1.情态动词表推测 eg：He could be running for exercise. 他可能为了锻炼身体而在跑步 could + be + doing 表示对正在进行或发生的事情的推测 eg：I think he could be watching TV at home. 我认为他可能正在家看电视。

eg：He might be running to catch a bus to work. might + be + doing 可能正在做某事表示对正在进行或发生的事情的 推测 eg：He might be writing a letter. 他可能正在写信,教学重难点及考点：B,2.add informatio。