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1、現(xiàn)在完成時現(xiàn)在完成時 (Present Perfect)結(jié)構(gòu)：結(jié)構(gòu)：has + done, have + done概念與標志語：概念與標志語：1）表示過去發(fā)生的動作影響到現(xiàn)在，與）表示過去發(fā)生的動作影響到現(xiàn)在，與already, yet, ever, never, just, before連用。連用。2）表示過去發(fā)生的動作持續(xù)到現(xiàn)在，常與）表示過去發(fā)生的動作持續(xù)到現(xiàn)在，常與for+時間段時間段, since+過去時間，提問用過去時間，提問用How long. Read and write.Read the answers. Then write the questions.1. Have yo

2、u been to Hong Kong ? No. I havent been to Hong Kong.2. _ ? Yes. Ive eaten my dinner.3. _ ? Yes. Theyve arrived.4 _ ? Yes. Shes finished her homework.5 _? Yes. Weve cooked lunch.6 _? No. I havent watered the plants.7 _? No. I havent bought any fruit.8 _? Yes. Hes forgotten his hat.Ask and answer the

3、 questions about the pictures Listen and write.Listen and complete Mr Browns diary.SunMon TueWed ThuFriSat12345678910111213141516171819202122232425262728293031現(xiàn)在完成時表示過去已經(jīng)開始，持續(xù)到現(xiàn)在的動現(xiàn)在完成時表示過去已經(jīng)開始，持續(xù)到現(xiàn)在的動作或狀態(tài)?？梢院捅硎緩倪^去某一時刻延續(xù)到現(xiàn)作或狀態(tài)?？梢院捅硎緩倪^去某一時刻延續(xù)到現(xiàn)在（包括現(xiàn)在在內(nèi)）的一段時間的狀語連用。在（包括現(xiàn)在在內(nèi)）的一段時間的狀語連用。Since 用來說明動作起始時間，

4、用來說明動作起始時間，for用來說明動作用來說明動作延續(xù)時間長度。延續(xù)時間長度。 例如：例如：She has learnt English for 3 years.They have lived here since 1990.I have lived here since I was born. I have not heard from my uncle for a long time. Complete the sentences with for or since .1.Theyve lived here _six years.2.I havent been to the zoo _

5、January.3.We havent eaten in that restaurant _ two months.forforsince4. Hi, I havent seen you _ that summer.5. Hes been in the library _five minutes.6. She hasnt played badminton _last year.7. I havent phoned my cousin _last year. 8. My father has been in bed _ three hours.forforsincesincesinceWork in pairs.Make sentences using the words in the boxes.live school film restaurant farmer healthyStudent A: Ive lived in Nanjing for six years. Student B: My uncle is a farmer.1. Conclusion2. Workbook .