选修六-Unit-4-词汇课件.ppt

1、,Vocabulary Unit 4,consume, renewable, graph, random, phenomenon, fuel, tend, data, trend, catastrophe, flood, drought, oppose, mild, consequence, state, range, glance, steady, environmental,come about, subscribe to, go up, result in, even if, keep on, be opposed to, quantities of,Warming-up,Tip 1 L

2、earn from the clues (Guessing games),1. a verb2. to look after sb.sth.3. to be likely to do sth.,Key: tend,1. a verb 2. to quickly look at sb.sth.,Key:glance,1.a verb 2.to disagree with sth. 3. and try to prevent it from happening or succeeding,Key: oppose,According to the _ in the _, the temperatur

3、e of the earth.,data,graph,went up,Some scientists think global warming may _ the catastrophe, such as severe storms , _, _ and the spread of diseases.,result in,floods,droughts,Tip 2 Learn from Word formation,Read break down B. go into ; take part in C. appear; publish D. run intoacross E. be from

4、F. getbreak through; make it G. put forward H. when we talk about sth. I. be achievedrealized J. drop in or come to a place,2016年全国卷1完形填空,Themanwhohadhisbrightlightson48andtoldLarryhehadmadeanemergencycall. 48.A.camedownB.camethrough C.camein D.cameover,高考链接,D.cameover,whohadhisbrightlightson,and,to

5、ld,During the 20th century the temperature of the earth 1._ (go) up. How has this come 2._? All scientists subscribe 3._ the view that it is human activity 4._ has caused the global warming. The burning of fossil fuels has resulted 5._ the increase in carbon dioxide, quantities of which 6._ (be) add

6、ed into the atmosphere. The global temperature rises with more heat energy tending 7._(trap) in the atmosphere. The attitudes of scientists are different. Some think the trend would be a catastrophe, while others 8. _ (oppose) to the above idea. They predict any warming will be 9._ (mildly) with few

7、 bad 10._ (environment) consequences. On the contrary, they think it will be beneficial to plants, crops and a greater range of animals.,Consolidation,went,about,to,that,in,are,to be trapped,are opposed,mild,environmental,Translation,当今，越来越多的青少年视力不好是个普遍现象(phenomenon) 。这是怎么产生(come about)的呢？一些人认为(subs

8、cribe to)正是繁重的学业导致(result in)了这个问题。大量的(quantities of)时间花在读写任务上，造成了(thus, cause)青少年们不能好好地休息。然而，另外一些人反对(be opposed to)以上的观点。他们认为(hold the view)许多孩子由于(as a consequence of)沉迷于电脑游戏总是熬夜到很晚，这对他们的眼睛很有害。俗话说，眼睛是心灵的窗户。没有什么比健康更重要的了。所以我们应该保护我们的眼睛。,当今，越来越多的青少年视力不好是个普遍现象(phenomenon) 。那这是怎么产生(come about)的呢？,Nowaday

9、s, its a common phenomenon that more and more teenagers have poor eyesight. How has it come about?,一些人认为(subscribe to)正是繁重的学业导致(result in)了这个问题。大量的(quantities of)时间花在读写任务上，造成了(thus, cause)青少年们不能好好地休息。,Some people subscribe to the view that its the heavy study that has resulted in this problem. Large

10、 quantities of time are spent on the reading and writing tasks, thus causing the teenagers cant have a good rest.,然而，另外一些人反对(be opposed to)以上的观点。他们认为(hold the view)许多孩子由于(as a consequence of)沉迷于电脑游戏总是熬夜到很晚，这对他们的眼睛很有害。,However, others are opposed to the above idea. They hold the view that many kids o

11、ften stay up late as a consequence of being addicted to computer games, which does great harm to their eyes.,俗话说，眼睛是心灵的窗户。没有什么比健康更重要的了。所以我们应该保护我们的眼睛。,There is an old saying that eyes are the window of the soul. Nothing is more important than health. So we should protect our eyes.,Reading aloud,Nowad

12、ays, its a common phenomenon that more and more teenagers have poor eyesight. How has it come about? Some people subscribe to the view that its the heavy study that has resulted in this problem. Large quantities of time are spent on the reading and writing tasks, thus causing the teenagers cant have a good rest. However, others are opposed to the above idea. They hold the view that many kids often stay up late as a consequence of being add