仁爱英语九年级上unit1topic2SectionD学案

1、仁爱英语九年级上Unit1 Topic2 Section D 导学案主备人：王玉刚 审核：英语组 时间：8.28 课型：新授【教学目标】：复习现在完成时态及其用法，掌握该时态的句型转换。【教学重点】：现在完成时态及其用法，及其文中重要短语用法.【教学难点】：现在完成时态及其用法【预习过程】：一、【语言点学习】1. unless“除非；否则”相当于 if not “如果不，”You will miss the bus if you dont hurry.=You will miss the bus _.2. sometimes 表示时间频率的副词“有时”some times “几次，几遍，几倍”

2、sometime 表示过去或将来的“某个时候”，指时间点some time 表示“一段时间”指时间段(1) I will stay here for _.(2) This call box was built _ last year.(3) Lets have a meeting _ next week.(4) He _ sends an e-mail to me.(5) Read it _, or you will forget it.(6) Ill meet you _ this afternoon.(7) She was there _ last year.(8) They will v

3、isit China _ next year.(9) _ I help my mother in the house.(10) He has been here for _.(11) I have been to Beijing _.(12) She _ gets up very late.(13) You will have a chance to visit Beijing _ next year.3. 在“make + 宾语 + 宾语补足语”结构中，意为“使(让)宾语”，宾语补足语可由形容词，名词，介词短语，过去分词以及动词原形来充当(1) He tried to make everyo

4、ne happy.Thank you for making English fun. (形容词)(2) Hard training made him a good player. (名词)(3) Sit down and make yourself at home. (介词短语)(4) When you speak English, you must make yourself _(understand). (5) The boss made the workers _(work) 12 hours a day. (动词原形)4、现在完成时1）、表过去发生的某一动作对现在造成的影响或结果。I

5、have just cleaned my clothes. 我刚洗过衣服。（“洗衣服”是发生在过去的动作，对现在造成的结果是“衣服干净了”。）I have just had my breakfast. 我刚吃过早饭。(对现在的影响是“不饿”。)2）、通常与表示包括现在在内的时间副词 just（刚刚）, already（已经）, before, yet（一般疑问句：已经；否定句：还），never, ever等状语连用。 I have never heard of that before. Have you ever ridden a horse? She has already finished

6、 the work. Have you milked the cow yet? Yes, I have done that already. Ive just finished my homework. He has not come yet. The plane has arrived. 飞机已经来了。（说明现在的情况：飞机在这儿。）The plane arrived a quarter ago. 飞机是一刻钟以前来的。（强调动作发生的时间在过去。）【注】现在完成时不能和明确表示过去的时间状语连用。如: yesterday, last wweek, in 1980, 3 days ago 等

7、。a) a)The train （leave）.It （leave） just now.b) She is doing her homework. She (not finish) her homework yet.c) A: _ you (care) for the old before? B: Yes. We often take social activities in holidays.d) I know the Great Wall very well. Because I (be) there before.二、【学习新课】1、阅读1a第一段，完成关于费尔蒙特的图表2、阅读第二段，

8、完成关于北京的图表五、三. 【 课后练习】1. Have you seen this film _? Yes, I saw it two years _. A. ago, before B. before, ago C. ago, ago D. before, before 2. I won't go to the party _ I'm invited. A. unless B. though C. if D. but3. Ill be back in a _ of days. A. couple B. pair C. two D. couples4. I like to s

9、ing English songs. What about you? _ A. So I do. B. So do I. C. Either is OK. D. You decide.5. Have you improved your spoken English _? Yes, I have. Ive _ improved it. A. already; already B. already; yet C. yet; already D. yet; yet6.Two sixths of the students _ girls in our class. A. be B. are C. is

10、 D. am7、阅读理解：根据短文内容选择最佳答案。Rivers are one of our most important natural resources (自然资源). Many of the worlds great cities are located(位于) on rivers, and almost every country has at least one river flowing through it that plays an important part in the lives of its people.Since the beginning of histor

11、y, people have used rivers for transportation (运输). The longest one in the United States is the Mississippi. The lifeline of Egypt is the Nile. To the people of India, the Ganges is great, but it is also important for transportation; ships can travel along it for a thousand miles. Other great rivers

12、 are the Congo in Africa and the Mekong in southeast Asia, The greatest of all for navigation (航海), however, is the Amazon in Brail, It is so wide and so deep that large ships can go about two thousand miles upon it.Besides transportation, rivers give food, water to drink, water for crops, and chanc

13、es for fun and recreation(消遣;娱乐) for the people who live along their banks. In order to increase the supply of water for crops, engineers sometimes build a dam (大坝) across a river and let a lake form behind the dam. Then people can use the water not only to irrigate (灌溉) their fields but also to mak

14、e electricity (电) for their homes and industries (工业).However, large cities and industries(工业) that are located upon rivers often make problems. As the cities grow in size and industries increase in number, the water in the rivers becomes polluted with chemicals and other materials. People are learn

15、ing the importance, however, of doing more to keep their rivers clean if they want to enjoy the benefits (利益) of this natural resource.1. The greatest river for navigation is _. A. the Amazon B. the Nile C. the Mekong D. the Mississippi2. Which is Wrong? A. The Nile is India. B. Almost every country

16、 has at least one important river. C. Many cities are located on rivers. D. Rivers play an important part in the lives of people. 3. From a dam, people can use the water for_. A. keeping the rivers clean B. only making electricity C. washing clothes D. irrigation and making electricity4.The water in the river is polluted because of _. A. peoples drinking water too much B.