1、Unit 5 Look into ScienceLesson 27: Planet Danny课题Lesson27 Planet Danny课型New课时One教学目标知识目标:Words and expressions能力目标:Know something about the solar system.德育目标:Keep on trying, and you will succeed.教学重点一、重点词汇solar, telescope, certainly, unless, double, mystery, belong to, look through.二、重点句型1. He looks
2、 through the telescope.2. Maybe Brian and I can join you after supper.3. I dont think you can find one unless you have a bigger telescope.4. Actually, double the size of your house.5. Well, its worth a try, even if I dont find a planet.6. The Milky Way has more than five hundred billion stars.教学难点un
3、less 的用法.教法Listen, ask and answer.学法Listen, answer and write.教具tape slides板书设计Lesson 271. He looks through the telescope.2. Maybe Brian and I can join you after supper.3. I dont think you can find one unless you have a bigger telescope.4. Actually, double the size of your house.5. Well, its worth a
4、try, even if I dont find a planet.6. The Milky Way has more than five hundred billion stars.教 学 教 程教 师 活 动学生活动Step 1.Greetings.设计意图：让学生做好上课的准备。Step 2. Think about it.1. Do you know any of the planets in the solar system?2. What would you like to look at with a telescope?设计意图：与学生进行一个简短的对话，进入本课主题。Step
5、 3. Learn the new words in this lesson.telescope n. 望远镜solar adj. 太阳的certainly adv. 当然unless conj. 除非double n. & adj. 两倍&双倍的mystery n. 谜设计意图：通过个别读、分组读、齐读的形式让学生熟悉本课单词。Step 4. Read the lesson and write true or false.( )1. Danny is studying the solar system at school. ( )2. Danny is looking through the
6、 telescope when Jenny and Brian come to visit. ( )3. During the day, Danny can see many stars in the sky through the telescope. ( )4. Jenny and Brian will come back to Dannys house because they want to use the telescope. ( )5. Danny has discovered a new planet.设计意图：让学生带着任务读课文。Step 5. Translation.1.
7、He looks through the telescope.2. Maybe Brian and I can join you after supper.3. I dont think you can find one unless you have a bigger telescope.4. Actually, double the size of your house.5. Well, its worth a try, even if I dont find a planet.6. The Milky Way has more than five hundred billion star
8、s.设计意图：通过翻译重点句子，让学生进一步熟悉课文。Step 6. Language Points1. through， across 与 overthrough表示“穿过、通过”，指从某处或某物中间通过，侧重点是从某空间里面通过。across表示“横过、穿过”，指在某一平面或物体上从一边到另一边去。over表示“越过”，指从某物的上方越过。【山东济宁中考】Sam likes trekking _ the jungle, because he thinks its exciting.A. over B. under C. across D. through2. unless 意为“除非，如果
9、不”。unless 所引导的条件状语从句常用一般现在时表示将来的意义，主句多用一般将来时。例句：You will fail unless you work hard.如果你不努力工作，就会失败。【山东潍坊中考】-May I go to Jinbao Park with you next Sunday?- No, you cant, _ you have a ticket. I have only one ticket.A. if B. until C. unless D. as soon as设计意图：通过教师重点讲解，让学生对本课重点内容有更深入的了解。Step 7. Do some exe
10、rcises.设计意图：通过练习让学生巩固本课的重点知识。Stand up and say “Good morning” to the teacher.Try to answer the two questions.Read the new words in different ways.Read the text aloud and tell true or false.Translate some sentences into Chinese.Let the students write the important language down.Students do some exerci
11、ses.教 学 教 程教 师 活 动学生活动矫正反馈Step 8. Homework1. Finish off the exercises in Activity Book.2. Preview the next lesson.课堂测试题一、根据首字母或汉语提示完成下列句子。1. We will stand by you _(即使) you dont succeed. 2. This novel is w_ reading.3. Ten is the d_ of five.4. Please stop. The students are walking _(穿过) the road.5. _(数十亿的) young trees are planted on the mountains every year.教学反思
