Unit 21 Lesson 1 Chewing gum Warm-up Teaching aims 1. new words and phrases 2. warm-up 3. study the text: To chew or not to chew… 4. grammar: conditionals Teaching time Two periods Teaching process Step 1 Revision: 1. have a dictation (unit 20 new words) 2. c heck homework exercises Step 2 new words learning 1.ask some students to read the new words first and correct their pronunciation 2.play the tape and have them read after the tape 3.give them a few minutes to read the new words freely ,tell them if they can’t read the new words, encourage them to ask the teacher . Step 3 Warm-up 1.Read unit objectives, and ask the students to tell us the meanings. 2.warm-up :Exercise 1 a)ask students read the key words first, then guess their meanings, have them translate the key words into Chinese. b)students work individually, matching six of the key words with the numbers in the picture. Then, check their answers c)ask them read the key words. 3.Exercise 2 a) listen to the tape twice, have students guess which part of the body are being described. b) play the cassette ,pausing after each section to check their answers. C )answers:1.brain 2.heart 3.hungs 4.eye 5.liver 4.Exercise 3 a)make sure the class know what to do. Then play the tape twice, ask some students to say their answers to the class. 5.Exercise 4:work i n pairs and test your body “machine” a)read out the instructions to the class and check that students understand them. b)have the students work in pairs and discuss the que
北师大版高二下Unit21《HumanBiology》(Lesson1)word教案1 - Unit 21 Lesson 1 Chewing gum Warm-up Teaching aims ...
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