原八年级英语上册 Unit 7 Will people have robots（第2课时）Section A（2a2d）习题课件 （新版）人教新目标版

Unit 7Will people have robots?第二课时Section A (2a2d) 【辨析】more，less与fewermore是much，many的比较级，意为“更多的，较多的”，修饰不可数名词或可数名词。less是little的比较级，意为“较少的，更少的”，只能修饰不可数名词。fewer是few的比较级，意为“较少的”，修饰可数名词。 pollution意为“污染；污染物”，为不可数名词。eg：air pollution空气污染noise pollution噪音污染【拓展】pollution的动词形式为pollute，意为“污染”，其过去式为polluted，现在分词形式为polluting。 future名词，意为“将来，未来”。【拓展】in the future将来，未来in future以后；今后 danger名词，意为“危险；威胁”。in danger“处于危险之中”，其反义短语为out of danger，意为“脱离危险”。【拓展】danger的形容词形式为dangerous，意为“危险的”。 【辨析】on the earth与on earthon the earth意为“在地球上”。on earth作“到底；究竟”讲时，常放在what，when等疑问词之后，以加强问句的语气；作“当今；世界上”讲时，用于最高级之后，加强语气；作“一点儿也不”讲时，用于否定词之后，加强否定的语气。eg：What on earth do you mean？你究竟是什么意思？He said，“Im the happiest man on earth.”他说：“我是世界上最幸福的人。”Its no use on earth.这一点儿也没有用。 play a part in参与(某事) 一、根据句意及汉语或首字母提示完成下列句子，每空一词。1We all know that the _ (地球) moves around the sun.2More and more people are worried about the _ (环境) now.3Will people live on another _ (行星) in 100 years?4People will live longer in the _5How many trees did they _ on March 12th this year?More than two hundred.earthenvironmentplanetfutureplant二、单项选择。( )6.What will the future _ like?Ais Bare Cam Dbe( )7.The air _ here makes me uncomfortable.Adiscussion Brelationship Cpollution Dinformation( )8.I have to say that luck played a part _ my success.Awith Bin Cto Dfor( )9.To keep healthy，Im going to eat _ junk food and _ vegetables.(易错题)Afewer；less Bless；more Cmore；fewer Dmore；lessDCBB( )10.Because of pollution，more and more plants and animals are in great _ of dying out.Adanger Bscreen Creason Dculture( )11.I want to take a trip to London this winter._.Its a beautiful country.AI dont mind BMe，tooCYes，youre right DNo problemAB三、情景交际：从方框中选择合适的选项补全对话。(有两项多余)(原创题)A：Hey，Bill！What are you doing?B：12._A：Really？What will the future be like?B：13._A：Thats too bad.Well not have enough places to live in，yes?B：Yes，youre right.14._A：Oh，no！I dont want to live on other planets.B：15._A：What can I do?B：Very easy.16._A：OK.Ill tell all my friends to do that.FBGACAThen you must play a part in saving the earth.BWell，cities will be more crowded and polluted.CTry to use less water and plant more trees.DHow are you going to do that?EIm going to be a doctor.FIm reading a book about the future.GWell have to move to other planets.