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

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。1 We all know that the _ (地球) moves around the sun.2 More and more people are worried about the _ (环境) now.3 Will people live on another _ (行星) in 100 years?4 People will live longer in the _5 How many trees did they _ on March 12th this year?More than two hundred. earth environmentplanetfutureplant 二、单项选择。( )6.What will the future _ like?A is Bare Cam Dbe( )7.The air _ here makes me uncomfortable.A discussion Brelationship Cpollution Dinformation( )8.I have to say that luck played a part _ my success.A with Bin Cto Dfor( )9.To keep healthy， Im going to eat _ junk food and _ vegetables.(易错题)A fewer；less Bless；more Cmore；fewer Dmore；lessDCBB ( )10.Because of pollution， more and more plants and animals are in great _ of dying out.A danger Bscreen Creason Dculture( )11.I want to take a trip to London this winter._.Its a beautiful country.A I dont mind BMe， tooC Yes， 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.FB GA C A Then you must play a part in saving the earth.B Well， cities will be more crowded and polluted.C Try to use less water and plant more trees.D How are you going to do that?E Im going to be a doctor.F Im reading a book about the future.G Well have to move to other planets.