Unit 2　Section C　Using Language （Ⅰ） 课件 -2019新人教版英语选择性必修第一册.pptx

1、-1- Section C Using Language () 课前篇自主预习 .知识体系图解 重点 词汇 1. n.纳米机器人 2. adj.人工的;人造的;假的 3. vt.克隆;以无性繁殖技术复制 n.克隆动物(或植物) 4. vt.预测;预言;预料 5. n.预测;预言 6. vt.预报 7. n.职业;占领 重点 短语 1.global warming 2.make predictions 3.fill in 4.have an opportunity to do 5.artificial intelligence nanobot artificial clone predict p

2、rediction forecast occupation 全球变暖 做出预测 填(表) 有机会做 人工智能 课前篇自主预习 .释义匹配 1.predict A.made by people,often as a copy of something natural 2.occupation B.to say what you expect to happen in the future 3.clone C.the ability to learn,understand,and think about things 4.intelligence D.a plant or animal which

3、 has the same genes as the original from which it was produced 5.artificial E.a persons job 答案:1.B 2.E 3.D 4.C 5.A 课前篇自主预习 .选词填空 1.The company and markets new software. 2.It is impossible to what will happen. 3.According to the weather ,there will be a gale tomorrow. 4.The house was just as she had

4、it. 5.There is no at all that we did the right thing. forecast,doubt,imagine,develop,predict develops predict forecast imagined doubt 课堂篇学习理解 重点词汇 随堂练习 1.predict vt.预测;预言;预料 forecast vt.预报 【教材原句】Words such as predict,prediction,and forecast,are also used quite often when making predictions.做出预测时,经常使

5、用 诸如predict,prediction和forecast等词。 【词汇精讲1】predict vt.预测;预言;预料 Its still not possible to accurately predict the occurrence of earthquakes. 精确预测地震的发生仍然是丌可能的。 No one can predict when the disease will strike again. 没有人能预测到这种病会何时再爆发。 课堂篇学习理解 重点词汇 随堂练习 【词汇拓展】 It is predicted that the hurricane will reach

6、the coast tomorrow morning. 预计飓风明天早晨到达海岸。 It is very difficult for people to predict what will happen in the next century. 人们很难预测下个世纪会发生什么。 predict sth/that.预言;预测 Its predictedthat.据预测/预报;人们预言/ 预测 prediction.预言;预测;预报;预告 make a prediction for 对做出预言/预测 课堂篇学习理解 重点词汇 随堂练习 课堂篇学习理解 重点词汇 随堂练习 课堂篇学习理解 重点词汇

7、随堂练习 【词汇精讲2】forecast vt.预报 The report forecasts that prices will rise by 3% next month. 报告预测下月价格将上涨3%。 The weather forecast is better for today. 天气预报说今天天气要好一些。 【温馨提示】forecast与predict用法相同;可在各种不同的场合使 用,是对事态的可能进程或未来状况的预估。还可用来指预报天气。 They forecast a change in the weather. 他们预测天气要变。 课堂篇学习理解 重点词汇 随堂练习 课堂篇学

8、习理解 重点词汇 随堂练习 2.doubt n. 怀疑;疑惑 vt.怀疑;丌信 【教材原句】I doubt that. 我怀疑 【词汇精讲】doubt n. 怀疑;疑惑 vt.怀疑;丌信 【词汇拓展】 She had no doubt as to the correctness of her own estimate. 她确信自己的估计。 I doubt whether they really have sufficient manpower. 我怀疑他们是否真有足够的人力。 课堂篇学习理解 重点词汇 随堂练习 【词汇拓展】 There is no doubt that he is telli

9、ng the truth. 毫无疑问他在讲真话。 His loyalty to his friends was never in doubt. 他对朊友的一片忠心从未被怀疑过。 【温馨提示】(1)doubt用作名词时,在肯定句中接whether(不可用 if)引导的同位语从句;在否定句中用that引导同位语从句。 (2)当doubt用作动词时,在肯定句中接whether或if引导的宾语从 句;在否定句、疑问句中后跟that引导的宾语从句。 beyond / without / out of doubt 毫无疑问地;确实地 in doubt 不肯定的;不确定的 (there is) no dou

10、btthat.“毫无疑问” 课堂篇学习理解 重点词汇 随堂练习 课堂篇学习理解 重点词汇 随堂练习 .单句语法填空 1.I doubt they are cheating people into making the bargain sale. 答案:whether 2.The threat of (globe) warming will eventually force us to slow down its energy consumption. 答案:global 3.Dolly the sheep was the first (clone) animal in the world. 答

11、案:cloned 课堂篇学习理解 重点词汇 随堂练习 4.I want to see more (opportunity) for young people. 答案:opportunities 5.Weather (predict) has never been a perfect science. 答案:prediction 课堂篇学习理解 重点词汇 随堂练习 .同义句转换 1.Of all the music styles,I like particularly pop music. Of all the music styles,I like pop music . 答案:in part

12、icular 2.Nobody could predict the result of the experiment. Nobody could of the result of the experiment. 答案:make a prediction 3.When we are having a class,we must pay attention to what the teacher is saying. When ,we must pay attention to what the teacher is saying. 答案:having a class 课堂篇学习理解 重点词汇 随堂练习 4.I predict that he will win the first prize in the competition. that he will win the first prize in the competition. 答案:My prediction is 5.Technology will change the way that we live. Technology will change the way we live. 答案:in which