Unit 6 第4课时 Grammar（同步课件）-八年级英语上册同步精品课堂（牛津译林版）

Unit 6 Birdwatching Grammar To learn to use to-infinitives for purpose To learn to use verbs + objects + to-infinitives Learning aims How is Peter like ? Is he good at sports ? His future plan is to become a doctor ,right ? Lead in Task 1 Describe the pictures play football / keep fit The man plays football every day to keep fit. work hard / find a good job They work hard to find a good job. How is Peter like ? Is he good at sports ? His future plan is to become a doctor ,right ? Sum up Task 2 1. 什么是动词不定式？ to+动词原形 2.动词不定式的否定形式: not to + 动词原形 build Zhalong Nature Reserve to protect wildlife go to Zhalong to watch the birds go there to study the birds make laws to protect the birds make wetlands smaller to have more space need more people to help wildlife Look and say Using to-infinitives for purpose to-infinitives for purpose 我们可以用动词不定式表示某一动作或状态的目的，即动词不定式作目的状语。 I had to work hard to make money. 我不得不努力工作赚钱。 He stayed at home to finish his homework. 他留在家完成作业。 由 in order to 引导的目的状语，既可以置于句尾，也可以置于句首。 They started early in order to get there in time. = In order to get there in time, they started early. 为了及时赶到那里，他们很早就出发了。 为了使目的意义更加清楚或表示强调意义时，还可以在前面加 in order to。 　 She is running quickly in order to catch the train. 为了赶火车，她正飞快地跑着。 get up early / not be late for school listen carefully in class / not miss anything important He gets up early in order not to be late for school. They listen carefully in class in order not to miss anything important. 1. 他留在学校打扫教室。 He stayed at the school ______ _______ the classroom. ( ) 2. _________ the important exam, he will study hard. A. Pass B. Passing C. Passed D. To pass ( ) 3. __________, or you won’t pass the exam. A. Work hard B. Working hard C. To work hard D. Worked hard to clean D A Have a try How is Peter like ? Is he good at sports ? His future plan is to become a doctor ,right ? Practice Task3 1 People go to Zhalong __ a to ta