高考英语作文复习素材 ：建议信 A Letter of Suggestion

　　Unit 8

　　Have you read Treasure Island yet ?

　　Lesson 3

　　Section A (Grammar Focus –4c )

　　Teaching aims:

　　Knowledge aims :

　　Ss can use present perfect tense to talk about events.

　　Ability aims:

　　Talk and write using present perfect tense.

　　Moral aims:

　　Teasure time and everything.

　　Teaching key points:

　　have / has done

　　过去分词

　　already / yet

　　Teaching steps:

　　Step1, Grammar

　　Let Ss read the sentences in Grammar Focus, find out how to use present perfect tense.

　　Give Ss some time to find sentences with present perfect tense in section A, then read to the class.

　　Let Ss read page 110 in textbook.整理现在完成时的构成，句型转换。

　　Step 2, Past participle

　　Show a chart to Ss ,let them read and find out the regularity.

　　regular play-played-played

　　help-helped-helped

　　irregular AAA read- read- read

　　cut-cut-cut

　　ABB meet-met-met

　　tell-told-told

　　ABC sing-sang-sung

　　take-took-taken

　　ABA come-came-come

　　run-ran-run

　　Ss understand and remember.

　　Write down the participle forms of words.

　　go-

　　bring-

　　put-

　　leave-

　　do-

　　run-

　　Step3, Difficulties

　　Show Ss some sentences with already and yet.

　　He has already met Lucy.

　　He hasn’t met Lucy yet.

　　Has he met Lucy yet?

　　Ss discuss and tell the differences between already and yet.

　　Do some exercises to check if they have really mastered them.

　　Step 4, Exercises

　　Do 4a and 4b, check the answers.

　　Do exercises in TB.

　　Step 5, Pairwork

　　Ask Ss to read the conversation in 4a, then talk with their partners and fill in the chart.

　　A: What books have you already read?

　　B: I’ve already read Tom Sawyer.

　　A: What do you think of it?

　　B: I think Tom Sawyer is exciting.

　　Step6, Homework