2021新版人教版选修二英语Unit 1　Section C　Using Language (Ⅰ) ppt课件.pptx

1、Section C Using Language () .知识体系图解 重点词汇 1. vt.投射;向投以(视线、笑容等);投掷 2. n.阴影;影子;背光处 3. n.彩虹 4. vt.倒出;倾泻;斟(饮料) 5. n.混凝土 adj.混凝土制的;确实的;具体的 6.plasma n. cast shadow rainbow pour concrete 血浆 重点短语 1. 不有联系 2. 代替;而丌是 3. 有时 4. 同时 5.cast shadows 6.put pressure on 7.in fact 8.in the form of 重点句式 Then,as soon as yo

2、u take the pressure off,it becomes a liquid again. be related to instead of at times at the same time 投下阴影 给施加压力 实际上 以的形式 .释义匹配 1.shadow A.to throw something 2.cast B.to make a substance flow from a container 3.pour C.a dark shape made by something that blocks the sun or the light 4.rainbow D.clear

3、and certain,or real and existing in a form that can be seen or felt 5.concrete E.an arch of different colours that appears in the sky when the sun shines through rain. 答案:1.C 2.A 3.B 4.E 5.D .选词填空 1.Weve got a general idea of what we want,but nothing at the moment. 2.Research findings new light on t

4、he origin of our universe. 3.Although I the tea carefully,I still spilled some. 4.At sight of the ,the children were more glad than the parents. 5.It was hot,and we decided to walk in the of the wall. rainbow,concrete,pour,shadow,cast concrete cast poured rainbow shadow 重点词汇 重点句式 随堂练习 .and it casts

5、different shadows of you. 它给你投下丌同的阴影 【词汇精讲】cast vt.投射;向投以(视线、笑容等);投掷 Burke cast a glance at the menu,then closed it. 伯克匆匆地瞥了一眼菜单,然后合上了。 The old fisherman cast his net for the first time,but there was nothing in it. 老渔民撒了第一次网,但是里面什么也没有。 【词汇拓展】 cast light on使清楚;使人了解 cast doubt on质疑;引起对的怀疑 cast a shado

6、w over给投下阴影 重点词汇 重点句式 随堂练习 重点词汇 重点句式 随堂练习 Then,as soon as you take the pressure off,it becomes a liquid again. 然后,一旦去掉压力,它就会再次变成液体。 【句式剖析】本句是一个复合句。主句是it becomes a liquid again,as soon as“一就”,引导的是时间状语从句。 As soon as the two chicks hatch,they leave the nest. 两只小鸟一出壳就离开了巢穴。 As soon as we were inside,the

7、 rain began to bucket down. 我们刚进屋,大雨便倾盆而下。 重点词汇 重点句式 随堂练习 【句式拓展】 (1)名词短语the moment,the minute,the second,the instant 等都可以 表示“一就”。 I loved you the instant (that) I saw you. 我一见到你就爱上你了。 Tell me the moment (that) you get the results. 你一拿到结果就给我打电话。 (2)副词immediately,directly,instantly等都可表示“一就”。 I came im

8、mediately you called. 你一打电话我就来了。 重点词汇 重点句式 随堂练习 重点词汇 重点句式 随堂练习 .介词填空 1.The report seeks to relate the rise in crime an increase in unemployment. 答案:to 2.She might be a little common times,but she was certainly not boring. 答案:at 3.It is advisable that we should stay at home instead going to the movie

9、. 答案:of 重点词汇 重点句式 随堂练习 4.He has not finished his drama. fact,he has not started on it. 答案:In 5.Dont put any pressure her.Let her do the work herself. 答案:on 重点词汇 重点句式 随堂练习 .单句语法填空 1.When you bend down,you can see yourself (reflect) in the water. 答案:reflected 2.No one will know what the world will (exact) like in the future. 答案:exactly 3. (thousand) of athletes took part in the sports meeting last month. 答案:Thousands 重点词汇 重点句式 随堂练习 4.Do you know a strange phenomenon (call) non- Newtonian? 答案:called 5.It is possible your system has been up for a very long time. 答案:that