高中英语Unit 21 Lesson 3 Epidemics Explained教案2 北师大版 选修7

Lesson 3 英语常用同义词辨析1agree with ,agree to ,agree on 用法agree with ,agree to ,agree on 都可以表示 同意；agree to 一般表示个人同意 ，而agree on 表示 对.取得一致意见，达成共识。agree with 还可以表示与（气候或食物等）相适合.1. They agreed on the project at last.最后他们就这项工程达成了共识。 2. I agree with you =I agree with what you said.我同意你的话。3. We agreed on a price for the car.我们商定了这辆汽车的价格。4. The climate here doesnt agree with me .我不适应这儿的气候。5. Do you agree to that plan?你同意那个计划吗？6. He has agreed to the arrangement?他已经同意了那个安排。7. Do you agree with what I have just said ?你同意我刚刚说的吗？8. Your story agrees with what I have heard.你说的话与我听到的一致。agree with 后面一般跟某人或是某人说的话；后面还可以跟words。agree to 后面一般跟建议、议案、计划、安排等。agree on 后面一般跟表示具体协议的文件、计划等。determine 与decide1 We determined to get the work done before May Day.我们决定在五一之前把工作做完。2 He has determined that nothing can prevent him doing what he wants to do .他已经决定没什么能阻止他想做的事情。3 They determined on an early start Tomorrow.他们决定明天早点动身。4 He has determined to study abroad. 他决心去国外学习。5 He decided not to tell a lie any longer in the future.他决定以后再也不撒谎了。6 Lets first decide what to do next.让我们先决定接下来做什么。7 Finally she decided on buying that green hat.最后她决定买那顶绿色的帽子。8 Its very difficult to decide between the two .要在两个之间抉择很困难。decide 和determine 在意义上都可以表示决定；be determined 表示决定，决心。在用法上两者后面都可以跟不定式（to do sth ）或是从句（比如that ，where，what 从句）believe和believe in1. Long ago ,people believed that the world was flat.很久以前，人们相信地球是扁平的。2. I can quite believe you .我很信得过你。3. We believe him to be honest.我们相信他是诚实的。4. I dont believe in fate. 我不相信命运。5. Do you believe in the Bible?你相信圣经吗？6. I dont believe what you have said because I dont believe in you .我不信你说的话，因为我不信任你。believe一般是指相信某人所说的话；believe in 一般指相信某人或是对某种理论的相信，信仰。情态动词+have done结构的含义及其运用1. You should have finished your homework earlier.你应该早就把作业做好了的。2. It is wet on the ground .It must have rained last night.地上湿的。昨晚一定下雨了。3. He is a successful businessman. In the past years, he must have worked very hard.他是一个成功的商人。在过去的几年里，他一定工作很努力。4. There is no light in his house. He might have gone out.他的房子里没有灯光。他可能出去了。5. You are late again. You shouldnt have got up so late. 你又迟到了。你不该起的这么晚。6. You neednt have lent the book to him. He has got it.你不必把书给他的。他已经有了。7. You are not an honest girl. You ought not to have told lies to others.你不是个诚实的女孩子。你不该跟别人撒谎。8. Cant you see the sign No Smoking ? You ought not to have smoked here .你没看到那个标志吗？你不该抽烟的。should / ought to / might /need 等 +have done这样的句型常用来表示该做的/可能要做的/需要做的事情，没有做或发生的时候；他们的否定形式表示不该做或发生的事情而做了或发生了。 must +have done 这样的句型常用于_：对于发生了或是已经发生的事情的猜测。with everyone clapping and having fun结构1. With the spring coming, the trees turn green.春天来了，树木变绿了。2. Its impolite of you to sit with your feet pointing to others.你坐着用脚指着别人是不礼貌的。3. He soon fell asleep with the lights still burning.他很快就睡着了，灯还亮着。4. He lay on the grass ,with his eyes looking at the sky.他躺在草地上，眼睛看着天空。5. The parents went ou