Grammar1 Module1,Revision of the Present Tenses,Lead-in,1. I live in Shijiazhuang, a city not far from Beijing .2. I am writing down my thoughts about it.,Look at the above two sentences, what are the tense differences are there between these two sentences?Try to find out the principles of the uses of the present simple tense & the present continuous tense.,1. The present simple tense,1.1 Sentence Structure of the Present simple tense,Positive sentence: S +am/is/are +predicative表语S + V (+others) Negative sentence: S +am/is/are +not+ predicative表语S +dont (doesnt) +V (+ others) Question sentence: Am/Is/Are+ S +表语 Do (Does)+主语+V(+其它),1.2 The uses of the present simple tense, The earth goes around the sun.地球绕着太阳转。 Practice makes perfect. 熟能生巧。 Tomorrow is Monday. 明天星期天,1) Something which is unchangeable, such as truth, motto, epigram.,2) Indicating a habit, something you regularly do, or a present state. It is usually connected to some adverbs which express the frequency. Such as: often, usually, always, sometimes, seldom, every day (week, year, night), once a week and so on。, Class begins at eight every morning. 每天早晨八点钟开始上课。 He always works at night. 他经常在晚上工作。,The plain arrives at 8 oclock.飞机八点到.School begins on March 5. 三月五日开学.,3) Actions or things which have been planned to happen, and will not be easily changed. The relevant verbs are: come, go, move, stop, leave, arrive, be, finish, continue, start, begin and so on。,4) Comment on the drama, play, picture, and some other live sport game., He passes the ball to John. 他把球传给约翰。 There are five people in the picture. 在这幅画中有五个人。,5) In the adverbial clause of time and condition, we use the present simple tense instead of the future tense,Vocabulary which leads the adverbial clause of time : when, while, whenever, before, after, till, until, by the time, as soon as。,Vocabulary which leads the adverbial clause of condition: if, unless, as long as, so long as, in case (that), provided (that)., We will have an exam when we finish the textbook. 我们学完课本后将会进展一次测试。 I will tell him that as soon as I see him.我一见到他就会告诉他那件事。 We have to wait here before he comes.在他回来前，我们不得不等。,1.3 Exercises,(1) I have been living outside Qingdao for a long time now but I_ back there every few weeks to see my parents. A. am going B. had gone C. would be going D. go (2) Give her the book when you _. A. will meet her. B. meets her C. meet her D. meeting her.,(3) -I want to write Yang Liwei a letter, but I dont have any stamps. -Ill buy some for you, if I _to the post office. A. go B. shall go C. will go D. went,2.The present continuous tense,2.1 Sentence Structure of the Present continuous tense, P. s: S + am/is/are+ P. p N. s: S + am/is/are+ not+ P. p Q. s: Am/Is/Are +S + P. p,2.2 The uses of the present continuous tense,1) Indicating that something is taking place at this moment. Symbol adverbs expressing time are usually in this kind of sentence. Such as:,now, at the (very) moment, for the time being, at present, and Look!, Listen! And so on., Look! The big bird is flying away. 看, 那只大鸟正在飞走。 He is watching a movie now. 他如今正在看电影。,2) indicating that something is taking place in this period of time. It may not happen at this moment.,Right now I am studying Chinese by distance learning. 我如今正通过远程教育学习汉语,3) To express ones strong feelings of praise, or blame. Symbol adverbs: always, constantly, forever, all the time, You are always changing your mind. 你总是主意不定。 (太烦人了) He is always helping others. 他总是帮助别人。 (他真是个好人。), He is leaving on Wednesday. 他将于周四分开。 They are going to Canada next week. 他们将下周去加拿大。,4) When we meet these words: see, return, leave, start, visit, go, come, fly, stay and so on, we also use the present continuous tense to express the future.,Exercises,I dont really work here, I _ until the new secretary arrives. A.just help out B. have just helped out C. am just helping out D. will just help out,2. Do you like the material? Yes, it _very soft. A. is feeling B. felt C. feels D. is felt 3. Ive won a holiday for two weeks to Florida. I _ my mum. A. am taking B. have taken C. take D. will have taken,4. When will you come to see me, Dad? I will go to see you when you _ the training course. A. will have finished B. will finish C.are finishing D. finish 5. He always _ careful notes while he is listening to the teacher in class. A. will take B. took C. takes D. is taking,6. Im sorry I cant go. I _ a report. A. write B. am writing C. wrote D. was writing7. Whats the terrible noise? The neighbors _ for a party. A.have prepared B. are preparing C. prepare D. will prepare,8. I need one more stamp before my collection _. A.has completed B. complete C. has been completed D. is completed 9. Can I join the club, Dad? You can when you _a bit older. A.get B. will get C. are getting D. will have got,10. There _ the bus. Hurry up. A. is coming B. comes C. has come D. will come11. If I _ when he comes, wake me up, please. A. slept B. am sleeping C. will be sleeping D. was sleeping,12. He _ to understand that he d