2011高中英语 Module5 A Lesson in a Lab 4 period 外研版必修1

用心 爱心 专心 1 TheThe FourthFourth PeriodPeriod A A LessonLesson inin a a LabLab TheThe GeneralGeneral IdeaIdea ofof ThisThis Period Period In this period we re going to learn Vocabulary Listening and Writing Grammar 1 Grammar 2 TeachingTeaching Aims Aims 1 Learn to say the decimals 2 Develop their abilities of listening and writing 3 Learn the grammar Degrees of Comparison TeachingTeaching DifficultDifficult Points Points 1 Improve the students listening ability 2 Master the grammar Degrees of Comparisons 1 2 TeachingTeaching MethodsMethods Finding deducting TeachingTeaching Aids Aids 1 a computer 2 a projector 3 the blackboard Teaching Procedures Step 1 Revision Show their homework exercises on the real object objector Teacher gives some comments on the work Step 2 Look and learn Learn to say the decimals by looking at Part 1 on Page 46 Give them two minutes Work on their own first and then say to each other in pairs paying attention to the numbers before and after point Step 3 Write and say T Now write and say the numbers as decimals S Point five S Two point two five S naught Point seven five S Thirty point five S Twelve point three T Learn to say the fractions on Page 46 Work in pairs and report the answers to the class Keys a half two and a quarter three quarters thirty and a half twelve and three tenths Step 4 Practice Write 5 fractions for each one to say Step 5 Listening and writing T Read the listening material and try to predict what you will hear It s a good way to train their listening ability Play the cassette for them to listen Listen another time for them to complete the description of the scientific 用心 爱心 专心 2 experiment Listen a third time Step 6 Grammar 1 Degrees of Comparison 1 Learn how to use multiple in degrees of comparison T In junior middle school we learned the sentence The earth is larger than the moon We add forty nine times to the sentence on P43 Have you noticed the word order T What do we say 两倍 in English S Two times T Is it right S No It s twice T Now please answer the questions in Part 1 P43 S It should be like this I went there twice T What about No 2 S 20 metres T No 3 S Object B is 400 kilogrammes Step 7 Practice Part 2 SB P43 Work on your own first and then check the answers together 1 Yangtze River is about three times as long as Songhua River Yangtze River is about three times longer than Songhua River 2 Winter in Harbin is four times as cold as that in Beijing Winter in Harbin is four times colder than that in Beijing 3 Mount Qumolangma is about six times as high as Mount Tai Mount Qumolangma is about six times higher than Mount Tai 4 My aunt s house is twice as large as mine My aunt s house is twice larger than mine 5 Tom weighs twice as heavy as Lily Tom weighs twice than Lily Step 8 Grammar 2 Degrees of Comparison 2 T Find the grammatical rules in the first three sentences on P47 S The first sentence contains the structure more and more T Good S The next two contain the structure the more the more A1 2 3 B 2 3 C1 Step 9 Part 2 SB P47 T Make sentences according to the example Work on your own first and then check the answers together 1 The hot metal is getting bigger and bigger 2 The magnesium is getting hotter and hotter 3 The sun is getting stronger and stronger during the morning 4 The sea is becoming warmer and warmer Step 10 Assignment 用心 爱心 专心 3 1 Study Parts 3 4 on P47 48 Find out more words or phrases which can modify the degrees of comparison 2 Wb Exx 1 2 P91 Step 11 The design of the writing on the Blackboard Module 5 A Lesson in a Lab The Fourth Period a half two and a quarter three quarters thirty and a half twelve and three tenths more and more the more the more Step 12 Activity and Inquiry Degrees of Comparison 2 Activity Look at these sentences 1 Come a bit closer 2 We need rather more than that 3 It weighs a little more than before 4 It ll be a lot heavier than magnesium 5 Is it any heavier 6 We need a piece which is very much bigger than that StepsStudents ActingTeacher s Organizing 1Read through the sentences Ask the student