2019春九年级英语下册Unit4LifeonMars（第1课时）Comicstrip.docx

Unit 4Life on Mars第一课时Comic strip & Welcome to the unit目标导航类别课时要点重点单词planet n.行星重点短语dried food干粮sleeping bag睡袋get to 到达;够到dream about/of doing sth梦想做某事take sth with sb 把某物带在身边in the future 在将来on Mars 在火星上重点句型1.How do you like life on Mars?你觉得火星上的生活怎么样?2.I thought you liked Mars.我原以为你喜欢火星。3.I cant get to my food.我拿不到我的食物。教学重点1.让学生掌握基本的四会单词、短语及句型。2.让学生了解太空旅行所需的物品。3.让学生想象未来的生活。教学难点1.让学生讨论生活在火星上的情况及其优缺点。2.让学生用英语表达在火星上生活的情况。教学过程预习指导一、方法指导1.预习本课时的单词、短语及句型。2.预习Page 50的图片,提前了解小故事的内容。3.预习Page 51的Part B的对话。二、预习检测.汉译英1.干粮dried food2.睡袋sleeping bag3.到达;够到get to4.梦想做某事dream about/of doing sth5.把某物带在身边take sth with sb6.在将来in the future7.在火星上on Mars.根据句意及汉语提示完成单词1.The red helmets(头盔) belong to my cousin,Timmy.2.I think gravity(重力) is the most serious problem on Mars.3.My brother hated(讨厌) watching TV,but now he is a couch potato.4.Theres no air on Mars,so you need some air tanks(罐子).课堂教学Step 1 情景导入1.老师用多媒体展示几张地球的图片。2.讨论太阳系中其他七大行星的名称。3.展示一些火星的图片,老师提出下列问题让学生讨论。(1)Do you know anything about Mars?What does it like?(2)Are you willing to go to Mars,boys and girls?And Why?Step 2 完成教材 Comic strip 的任务1.分析漫画的语境。2.认真听Page 50的录音,回答下面的问题。Does Eddie like life on Mars?No,it doesnt.3.观察Page 50的图片,回答下列问题。(1)Did Hobo think Eddie likes Mars?Yes,he did.(2)How does Eddie like life on Mars?He hates it.(3)Why does Eddie hate life on Mars?Because he cannot get to his food with the helmet on the head.4.老师分析对话中的语言知识点。5.再次听录音并跟读对话,注意语音和语调。6.两人一组练习对话。请几组学生上台展示。Step 3 完成教材Welcome to the unit的任务1.老师询问以下问题让学生回答。Do you want to visit another planet?Which planet do you want to visit?2.熟悉课本Page 51中Part A的单词。3.观察Part A中各种各样的物品图片,分组讨论下面问题。Daniel is dreaming about visiting another planet.What should he take with him?4.两人一组完成Part A的练习,全班核对答案。5.分析课本Page 51中Part B的语境。6.认真听Part B的录音,回答下列问题。(1)What does Amy think they would need to wear on Mars?She thinks that they would probably need to wear special boots.(2)What does Amy think they would have to eat?She thinks that they would have to eat dried food.7.再次听录音并跟读Part B的对话,注意语音和语调。8.两人一组练习对话。9.老师引导学生用新学句式,进行练习,然后请几组学生上台进行展示。限时训练.根据句意及汉语提示完成单词1.Youd better wear a pair of sunglasses(太阳镜) when you go out in summer.2.We believe that robots(机器人) will do most of our work in the future.3.Why not put up a tent(帐篷) to keep away from the rain?4.You should wear a helmet(头盔) when you are riding a motorbike.根据句意用所给词的适当形式填空1.I thought(think) you could swim.2.His work is to teach(teach) English.3.The children can take care of themselves(they).4.Eating dried(dry) food sounds quite boring.5.He wants to find out more(much) about living on the planet Mars.6.When I go camping,I sleep in a sleeping(sleep) bag and stay in a tent.板书设计1.think about意为“考虑”,后接名词、代词或动名词作宾语。think of意为“想到;想起”,of为介词,后接名词、代词或动名词作宾语。表示“你认为怎么样?”时,常用What do you think of.?=What do you think about.?=How do you like.?。2.neither作副词,意为“也不”。neither作形容词,后接名词单数形式,意为“(两者中)没有一个”。neither作代词,后接“of +名词”。neither作连词,常与nor连用,构成neither.nor.结构,意为“既不也不”,连接同等的句子成分。当连接主语时,动词与靠近它的主语一致。3.辨析reach,arrive与get to。(1)reach是及物动词接地点名词作直接宾语,到达的地点可大可小。(2)arrive是不及物动词,后面一般接介词in或at,接介词in时把后面所接的地方视为一个面,所以后面一般接国家、大城市等表示大范围的地点名词;而接介词at时,则把后面所接的地方看成一个点,所以后面一般接station,airport,destination,village之类表示小范围的地点名词。(3)get多用于口语,是不及物动词,常接to表示到达,后可接大地方,也可以接小地点名词,如果后接副词,get后不接介词,如get here/there。4.“I hope so.”意为“我希望如此”,是英语口语中常用的一个短句,表示肯定对方的意见或观点,其否定形式为“I hope not.”,意为“我希望不是这样”。类似的结构还有“I think so.”(我认为如此);“I dont think so.”(我不这样认为);“Im afraid so.”(恐怕如此