Unit 20 New Frontiers
Lesson 2 Artificial Intelligence
Teaching aims
1.words and phrases：
2. grammar: The Future
3. listening: to practise listening strategies for completing notes.
Teaching time
Two periods(两课时连堂)
Teaching process
Step 1 Revision
Review the new words of last lesson
Step 2 Grammar: the future
1.review Future Tense(复习一般将来时)
构成:助动词shall或will+动词原形构成.第一人称用shall或will,其它人称用will.
E.g.: He will be back in a few days.
Shall I go with you?
2.Future perfect(将来完成时)
构成:shall/will have+动词的过去分词
用法:
表示动作或状态延续到将来某一时间.常用延续性动词,并有一个表示将来某一时间的状语或状语从句.
E.g.: He will have been in the army for 10 years by next June.
We shall have walked a long way before we reach the village.
表示动作或状态在将来某一时间以前已经结束,但其影响却延续到那一时间.
E.g.: I shall have finished my homework by ten o’clock.
When the old man comes next week, his son will have left for Shanghai.
3.Future continuous(将来进行时)
构成:shall/will be+现在分词
用法:
表示在将来某一时刻或某一段时间正在进行的动作,常常带有时间状语短语或时间状语从句.
E.g.: I will be busy this evening. I will be writing an article.
表示按计划将来要发生的动作.
E.g.: I hope you will be coming on time.
They will be having their holiday in June.
4. do exercise 8 in page 21 and exercises in page 66
Step 3 learn the new words of lesson 2
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 words, encourage them to ask the teacher .
Step 4 listening
1. Before you start
a) make sure the students know the phrases’ meanings. And give them a few minutes to discuss the questions in exercise 1.
b) check their answers.
c) have a discussion about the photos.
2. listen to learn
a) ask the students look at exercise 2, and then play the cassette twice.
b) give them a few minutes to answer the questions.
3. Exercise 3.
a)???? let the students read the expressions in exercise 3 and the Function File.
b)???? give them some time to complete the exercise.
c)???? play the tape two or three times and check their answers.
Step 5 Homework
Exercise 9 in page 21
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