高二英语 Unit12 Fact and fantasy（第二课时）教案 人教版

用心 爱心 专心1 TheThe SecondSecond PeriodPeriod Teaching Aims 1 Learn and master the useful words and phrases 2 Train the students reading ability 3 Let the students learn about the French writer Jules Verne and his two famous science fictions Teaching Important Points 1 Improve the students reading ability 2 Master the useful phrases Teaching Difficult Points 1 How to make the students understand the passage better 2 How to help the students finish all the exercises in Post reading Teaching Methods 1 Discussion before reading to make students learn more about some scientific facts 2 Fast reading method to get the general idea of the passage 3 Careful reading method to get the detailed information in the text 4 Discussion after reading to help the students finish the tasks in Post reading Teaching Aids 1 the multimedia 2 the blackboard Teaching Procedures Step Greetings and Revision Greet the whole class as usual T In the last period we learnt some useful expressions used to express beliefs and doubts Now I ll check your homework to see whether you can use them freely Who d like to act out your dialogue Two students stand up and act out their dialogue Step Lead in and Pre reading T Thank you for your good performance Yesterday we talked about science fiction and also had a scientific test By doing the exercises we learnt some scientific facts Today let s continue to learn more about scientific facts Look at the pictures on the screen Show the following pictures on the multimedia Electric railwayLight bulbSteam powered boat T Here are three great inventions Who can say when the inventions in the pictures were made S1 Electric railway was invented in the early years of the 20th century S2 Thomas Edison invented the light bulb in 1879 S3 Steam powered boat was made in 1807 用心 爱心 专心2 T You re quite right Now look at the screen please Teacher shows the following on the screen 1 When was electricity discovered 2 How was it used in the following two hundred years 3 In the early 19th century people had no idea what the inside of the earth might look like Can you explain what we know about it today T Work in groups of four to discuss the questions Choose one of you to act as the leader of your group Record the results of your discussion A few minutes later I ll ask your leader to report your result Are you clear about that Ss Yes T OK You can begin During the discussion teacher goes among the students and joins them in the discussion T A few minutes later Are you ready Ss Yes T OK Let s look at the first question Who d like to answer it S4 Electricity was discovered in 1600 by Gilbert T Very good The second question who can try S5 After electricity was discovered people began to use it to serve people in many fields Take industry for example people use it to control machines and produce a great number of products such as cars planes weapons etc S6 Electricity is also used in agriculture With electricity people can control the temperature and humidity to make vegetables grow better S7 In our daily life electricity is very useful For example watching TV needs electricity playing computers needs electricity heaters need electricity and even our watches need electricity So without electricity our life would be a mess T What you said is quite right Indeed electricity is very important to us It is used widely in every field The last question Who can explain it S8 The earth on which we live is a big ball of very hot rock which consists of three parts the earth s crust the earth s mantle and the earth s core The temperature inside is very high It s hot inside but cold outside It has a shell just like an egg There are some cracks in the shell of the earth in some places Hot water shoots into the air through those cracks and steam comes up from pools of hot water T Well done You do well in geography indeed Step Reading T Yesterday we talked about a famous writer who is known for science fiction Who is he Ss Jules Verne T Good Do you remember the books written by him and talked about by us in the last period Ss Yes Students say out the titles of the books together T Very good Open your books and turn to Page 12 Let s look at the reading 用心 爱心 专心3 passage Before you read it write down eight key words that you expect to find in the reading passage Is that clear Ss Yes Students begin to write eight key words After they finish teacher says the following T Now read the passage quickly to check whether the words you ve written are all in the passage Students begin to read the passage and then check their words As answers are various teacher may just check two or three students individually T Well re read the passage carefully to further understand it Then answer the questions on the screen Show the following on the multimedia 1 To make a living what did Jules Verne have to do 2 What will many of the instruments in his novels remind the readers of 3 How did Verne lay the foundation of modern science fiction 4 In his novel 20 000 Leagues Under the Sea what kind of person is Captain Nemo 5 How does the story Journey to the Centre of the Earth begin and end up A few minutes later teacher asks some of them to answer the questions one by one Suggested answers 1 To make a living Jules Verne had to write and sell stories 2 They will remind the readers of Dr Benjamin Franklin s experiment with electricity 3 By taking the scientific developments of his day one step further 4 He is someone you will neither like nor dislike He is very cruel because he keeps Aronnax and others as prisoners and destroys ships But at other moments he is gentle and weak because he cries about the lost lives of people drowned in ships that have sunk 5 The story begins with the discovery of an ancient document and ends up with them being shot out of a volcano in southern Italy with ever increasing speed and temperature Step Language Points T Now you re familiar with the passage But I think the following on the screen should also be paid attention to Show the following on the multimedia 1 make a living earn one s living e g She made a living by singing in a nightclub 2 lay the foundation of e g Four year college life laid solid foundations of his career e true e g The boy s wish to become a PLA man has come true 4 set out 用心 爱心 专心4 e g They set out to look for the lost child 5 turn out to be adj n e g The weather man said it was going to rain this afternoon but it turned out to be very lovely To everyone s surprise the fashionable girl turned out to be a thief 6 defend against from e g We should defend our country against attacks 7 be dressed in e g The girl was always dressed in red Dressed in uniform he looks handsome Bb make a living lay the foundation of come true set out turn out to be adj n defend from against be dressed in Step Post reading T Now read the passage again Then finish Exercise 2 in Post reading on Page 13 After a while teacher checks their answers with the whole class Suggested answers 2 During the time they do all they can to continue to live 3 They realize that they come to the surface of the monster 4 his long term guests T Well Now please look at Exercise 4 In Jules Verne s times the knowledge about the earth was very limited and many scientific facts couldn t be explained by people But Jules Verne contained a lot of knowledge about the earth in his novel Where do you think he might have got his ideas from You can use all the knowledge you have learnt to explain the questions Work in groups of four to have a discussion After a while teacher checks their answers Students may have various answers T OK Let s go on with the exercises in Post reading Under water travel and space travel have many things in common Do you know the differences and similarities between them Work in groups of four to finish the chart of Exercise 3 Suggested answers SUBMARINESPACESHIP Speedslowfast Landscape under water landscape space landscape Number for peoplea lot of peoplea few people Foodcommon foodspecial space food Differences Clothesdiving suitsspace suits Similarities Demand for skills is high They re both exciting Tourists must be trained by experts They re expensive 用心 爱心 专心5 T Well done If you were going to climb down into a very deep cave which tools and things would you bring What would be the most important dangers and things that could happen Work in groups of five to discuss the questions and then finish the chart in Exercise 5 Is that clear Ss Yes T OK You can begin Teacher gives them a few minutes Teacher joins t