现在完成时初级阶段学案

1、现在完成时初级阶段学习内容：跨越了过去，现在和未来两个词掌握现在完成时现在完成时考点大集合趁热打铁我已经英语教了十年了用什么时态？I have taught English for 10 years.2个词掌握现在进行时我教英语已经十年了I have taught English for 10 years.Have+done（非三单）has+done（三单）l,we, you they he, she, it复数单数过去开始做的事持续到现在，并还将继续下去PracticeHave or hasPeterTheySamMy mumSheThe teacherChinaMr GilbertThe

2、JohnsThe catsTom and Huck现在完成时Have/has+done结构：主语 +have/has+done否定/ 肯定：主语 +have/has（ havent/hasnt）not+ done疑问：Have/has+主语 +done?Practice（-般过去时VS现在完成时）1. She（air） the room .She（air）the room this room.2. She（boil）anegg .She（boil）it a minute ago.3. He（finish）the homework. Hefinish the last week4. They（p

3、aint）the house. They_ paint）the house lastweek.一般过去时和现在完成时最大的区别是， 一个强调过去的时间，一个 强调现在的影响。般过去时VS现在完成时我刚刚吃了两个汉堡。I have two hamburgers just now我已经吃了两个汉堡了，我不饿了。I have just had two hamburgers andhl not hungry 一般过去时仅仅强调过去做的事，已经over;而完成时强调对现在的影响！所以，过去时都有过去时间词，完成时不需要。现在完成时考点大集合1 since/forI have taught English

4、 for 10 years.I have taught English 10 years ago.Since+寸间点（过去）；for+寸间段PracticeSince VS for时间点II5 oclockThis morningTen minutes100 yearsThree weeks时间段有去有回有去无回last weektwo months ago2 hours10 minutesyesterday现在完成时考点大集合2. have to/ have gonehave/has been tohave/has gone toSince VS fo（分类）0Practice （翻译）Ha

5、ve gone to / have been toMichael去了上海Michael去过上海现在完成时考点大集合3.Already/yet （判断对错）I have already finished my homework （）I have yet finished my homework.（）Have you already finished your homework（）Have you finished your homework y?t （）Already表示已经，用于肯定放句中；yet表“还”，用于否定疑问放句尾。用过去时或现在完成时填空：5. you（ find）your wat

6、ch ye？6. Are you thirsty - No, Iust（ have） some oranges7. Wealready（ return）the book.8. they （ build） a new school in the village.9. I（ not finish） my homework .Can you help me现在完成时总结找标志词现在系列： so far up to now by now过去系列：in the past years since +过去时间 just趁热打铁1. you（ have） lunch? “ yes”Whenyou（have） it？“ Iit at 12:00”2. “you（ write）a letter to your aunt ye？3.Yes I（ write）one last week.（finish） his h