Unit 4 Period III Grammar 教学设计-2024-2025学年牛津译林版英语九年级下册

九下译林Unit 4Period IIIGrammar 教学内容 1．掌握词汇：aware，circle，agreement，distance，possibility，alien,stranger。 2．词组：as tasty as，remind of，how far，be away from，two earth years,circle around the Sun,work hard,come true,be dif-ferent from,try to do,be similar to,sign of,be happy to do,in-door playground,the football field,the same as,hear from。 3．句型： (1)People might float in space because of the low gravity. (2)Humans cannot survive without food,water,or oxygen. (3)The smell of the pills reminds them of the tasty food on the Earth. (4)It takes Mars about two Earth years to circle around the Sun once. (5)I wonder how many people would like to move to Mars. (6)It is difficult to breathe on a planet that has much thinner air than that on the Earth. 重点难点 1．正确熟练地运用从句和简单句。 2．掌握简单句和复合句之间的转换。 教学思路 本课时是语法课教学，是重点，也是难点，学生通过前几单元的学习，对从句有了一定的基础，因此，本节课时学生会觉得很轻松。在教学中，教师要多举例子，让学生在句子中运用语法知识，而且要侧重学生的口语训练。通过例句，让学生加深对知识的理解。也可以通过学生合作自学的形式将知识点展现出来，重点句型各个击破，并通过课后的习题巩固，效果不错。 教学准备 教学卡片、多媒体或投影仪 教学过程 Step I Revision Make sentences with at the age of,because of,without. eg: I could ride a bike at the age of five. He didn't go to school because of his serious illness. Fishes can not live without water. Step II Learning Part A 1.Tell students that we can rewrite adverbial clauses in sim-ple sentences with preposition phrases beginning with at the age of,because of and withoul. I could ride a bike when I was five years old.=I could ride a bike at the age of five. He didn't go to school because he had a badly ill,=He didn't go to school because of his serious illness. Fishes can not live if there is no water=Fishes can not live without water. 2. Ask students to do the exercise on P56 in pairs or on their own. Check the answers with the whole class. (1)Neil Armstrong took his first flight at the age of six. (2)Yuri Gagarin became the first man to go into outer space when he was seventeen years old. (3)People might move to another planet in the future be-cause of the bad population. (4)Meals will not be as tasty as they are today without the fresh food. (5)It would be funny to play football on Mars because there are low gravity. (6)If there isn't special boots,we cannot walk on Mars. Step III Learning Part B Tell the students that we can rewrite some object clauses in simple sentences with prepositions like of and about. Ask students to do the exercise on P57 in pairs or on their own. Check the answers with the whole class. 1.Are you aware of the distance from Mars to the Sun?(be aware of) 2.Do scientists agree with the possibility of living on Mars? 3.Do they thought about the low gravity problems on Mars? 4.Are you aware of the transports on Mars? 5.I wonder about the number of the people who would like to move to Mars. 6.I think people should know about the differences between Mars life and the Earth life. Step IV Learning Part C Remind the students that rewrite some defining relative clau-ses in simple sentences with prepositions like with and in. Let the students do the exercise on P58 in pairs and check their answers. 1. Mars is a planet with an environment similar to the Earth. 2.Astronauts in space suits and helmets might stay on Mars for hours. 3. It is difficult to breathe on a planet with much thinner air. 4.On Mars there might be people with air tanks on their backs.C2 1.Humans are...because of the serious pollution on the Earth. 2. Many people do not doubt of the interesting life on Mars. 3.We could not play football on Mars with the low gravity. 4.Life would be boring for me without football. 5. Maybe this problem..with the same football fields as those on the Earth. Step V Conclusion The students go through the knowledge according to the big screen. Step VI Homework 1.Review the grammar. 2.Preview Integrated skills and Study skills. 学科网（北京）股份有限公司 $$