高模块1单元语法 完整版课件PPT

1、Welcome!Focus One:Present perfect tense Go through the passage on Page 2 and underline the sentences using present perfect tense.Key sentences:Police in American have stepped up their search for a fifteen-year-old boyPeople have shown great interest in his disappearanceI havent seen Justin since. So

2、me people in Dover also say that they have seen aliens.Police have not ruled out the possibility that Justin was taken by aliens, but who has taken charge of the case.have/has(not)+past participleI didnt see Justin last Friday night.I dont see Justin at present.last Friday nightpresentI havent seen

3、Justin since last Friday night.Ex:A:Have you_ been to New York?B: No, I havent been to New York_.I have gone to Beijing_ . But I will go to New York this summer.A:Im sure youll like it.Hey, do you know that my family have owned a plane_1920.B:I dont believe your family have had a plane_ over 80 year

4、s.A:In fact, you have seen it in the sitting room_.B:Yes,I have_ noticed it.But I have seen it many times.Its only a model.everrecently/latelysinceforalreadyyetjustonce/twice/three times/ yet, ever, recently/lately, since, for, already, justfor or since?We havent seen him for two years.We havent see

5、n him since 2003. since+a point in time for + a period of timeI havent heard from Tom _ 2000.We have known each other _5 years.sinceforExercise:Page 8 My friend Jack has just sent me an e-mail, telling me about his travels around the world. He has just been (just be) to Qomolangma Base Camp and _ (s

6、ee) a Yeti there. He is still very excited about it. He _ (visit) the Great Pyramid in Egypt too. He says that he _(love) Egypt but he _(not visit) all the pyramids yet. sawhas visitedloveshasnt visited He _ (swim) in Loch Ness, but luckily he _ (never meet) the Loch Ness Monster! He _ (dive) in the

7、 Indian Ocean many times looking for treasure. Although he _ (find)many sunken ships, he _ (not find) any treasure. _ he _ (be)to the Great Wall before? Im not surebut I have.has swumhas never methas divedhas foundhasnt foundHasbeenFocus TwoPresent perfect tense & Simple past tenseJim bought the boo

8、k four years ago.Jim has lived in Nanjing for four years.pastpresentBlank filling:UFOs or Unidentified Flying Objects are objects or phenomena in the sky that cannot be well explained. For thousands of years, people_ (see) things they _ (not understand) in the sky. A businessman named Washington _ (

9、ever see) nine shiny, round objects flying through the air. He_(tell) a newspaper reporter they_(look) like “pie plates skipping over water”. The reporter therefore _ (use) the words “flying saucer” in his story since then and today thats another popular name for UFOs. have seendidnt understandhas e

10、ver seentoldlookedhas usedPair-work: 1. Suppose that you read the book called Lake Tianchi Monster. 2. Meanwhile your friend knows nothing about it. 3. Make up a dialogue with the using of simple past tense and present perfect tense. 4. You may refer to the passage on Page 91 to get some detailed in

11、formation about Tianchi Monster.Comics:The tiger has been dancingsince he had his breakfast.PastPresentFutureFocus ThreePresent perfect continuous tenseSearching:I havent been sleeping well since I returned home.So we have been looking at other possibilities too, such as murder.have/has(not)+been+-ving.have been talkinghave been t