北京市第一五四中学高中英语 unit21 lesson1学案（无答案）北师大版选修7

Unit21 Lesson1学习目标By the end of the class, the students will be able to:l revise Conditionalsl learn and experience Mixed Conditionalsl learn and revise words related to the topic.学习过程课前准备Intervaldigestswaphearingpulseenhancesupremetoleratedoubtfulseekannualabuseviolatefundamentaloppose课堂活动（一） 预习交流Check the answers.（二） 合作探究1. What is the general idea of the passage?2. Read the text again, match the key information with each part.Part one. (1-2) DopingPart one. (3-6) Records have fallenPart one. (7) Olympic spiritPart one. (8) Gene-therapy（三） 分层提高Task 1 : Which kind of the conditionals do the following sentences belong to?A. the Zero Conditional B. the First ConditionalC. the Second Conditional D. the Third Conditional( ) 1.If I dont eat breakfast, I always get hungry during class.( ) 2.If the rain stops，the match will begin.( ) 3. If my brother were here, everything would be all right.( ) 4. If he had seen you yesterday, he would have asked you about it.真实条件句_ 虚拟条件句_Task 2: According to the above sentences, fill in the table.If clause(谓语形式)main clause (谓语形式)the Zero Conditionalthe First Conditional the Second Conditional the Third Conditionalthe First Conditional 用来描述_the Second Conditional用来描述_the Third Conditional用来描述_the Fourth Conditional用来描述_Practice（四） 总结归纳（五） 巩固反馈According to the Chinese, complete the following sentences .1. 如果他遵照医生的劝告，现在病就好了。Ifhe_thedoctorsadvice，hewouldrecoveralready2. 如果我当时在学校用功读书，我现在就有一个更好的工作了。If I _ harder at school, I _ a better job now.3. 如果我不害怕蜘蛛的话，我就会把它抓起来的。If I wasnt afraid of spiders, I _ it up.4. 要是他们一大早就出发，再过半个小时就该到了。If they had started in the early m