Unit 13 Section A(1a-2d)课件 2023－2024学年人教版英语九年级全册

Unit 13　We’re trying to save the earth! Section A(1a-2d) 阅读课本Activity 2d,根据课文内容回答下列问题。 1.What are they talking about? . 　  2.How should we cut down air pollution? . 　　   3.What are other advantages of bike riding? 　 　  They are talking about how to cut down air pollution and waste pollution. We should take the bus or subway,or ride a bike instead of driving. It’s good for health and it doesn’t cost anything. 4.What should we do to cut down waste pollution? 　 . 　  . _ Bring a bag to go shopping,never take wooden chopsticks or plastic forks when we buy takeaway food,throw rubbish in the bins and keep public places clean and beautiful for everyone. 教材原句1 Everyone in this town should play a part in cleaning it up! 镇上的每一个人都应该参与把它打扫干净!(教材P97) play a part in意为“参与;在……方面起作用”,后接名词、代词或动词-ing形式。其同义短语为play a role in。 Computers play an important part in our daily life.电脑在我们的日常生活中起着重要作用。 1.每个人都应该在环保方面发挥作用。 Everyone should 　 　 the environmental protection.  2.Everyone in the class is asked to play a part in 　　　 the classroom clean.  A.keep B.keeps C.keeping D.kept play a part in∕play a role in 教材原句2　Well,to cut down air pollution,we should take the bus or subway instead of driving. 嗯,为了减少空气污染,我们应该乘公共汽车或地铁而不是开车。(教材P98) （1） [温馨提示] cut down为“动词+副词”结构的短语,人称代词作宾语时,人称代词须放在 cut 与 down之间。 The tree is dead.Let’s cut it down.这棵树死了。让我们把它砍倒吧。 (2)辨析:instead of与instead instead of 介词短语,后接名词、代词或动词的-ing形式 The boss praised Jill instead of kicking him off. 老板表扬了吉尔而不是把他开除了。 instead 副词,常位于句末,位于句首时,其后用逗号与句子隔开 Eat less junk food.Eat healthy food instead. 少吃垃圾食品。而是吃健康的食物。 1