江苏省丹阳市第三中学八年级英语下册 8B Unit 1 Past and present Grammar（2）学案（无答案） 牛津版.doc

8b unit 1 past and present grammar（2） 姓名 备课组长 【 学习目标】1.学习现在完成时的时间副词和时间短语。2.能在语境中运用现在完成时。重点难点：现在完成时与一般过去时在时间副词用法区别。【 课前预习】一、首字母填空：1. my bike is broken, can you r_ it?2. i havent heard from him r_.3. great changes will happen in china in the 21st c_.4. there will be a special e_ next month.5. whats the t_ of this article?6. can you make a s_ like this?7. in f_, he didnt know the result.8. have you e_ been to beijing ? no, never.9.hes very rich. . he o_ a nice flat.【教学过程】step one: lead-inthe teacher can have a free talk with the students.e.g. you have known something about mr. chen.step two: pre-taskrecently we have already known a little about sunshine town. i have never been there before. have you ever been there? step three: while-tasktask 1: 1) tell the students that we can use adverbs of time with the present perfect tense, such as already, ever, for, just, never, since and yet. 2) some more examples: i have just seen millie on the playground. has millie called yet? no, she hasnt. i have not heard from millie yet. i have done my homework already. i have never read the novel. 3)现在完成时与时间副词(on page16)for +段时间 for two days/three yearssince +点时间 since last night /1992 since two days ago since +句子 since i came here last weekalready 一般用于肯定的陈述句yet 一般用于否定句和疑问句 (否定句中常译为“还”；疑问句中常译为“已经”。)just 刚（注意与just now的区别） recently 近来 ever 曾经(常用于问句) never 从不up to now till now over/in the past 10 years so far before 【 当堂训练】一、用所给动词的适当形式填空：1. wheres my pen? how strange! it _ (be) here just a moment ago.2. he _ (give) the book back to you if he _ (finish) reading it tomorrow.3. i _ (know) the place for many years.4.he _ (learn) french since he went to france in 1980.5.daniel cant open the door because he _ (forget) to bring his key.6.-where are your parents?-they arent at home.they _(go) to shanghai. -when _ they _(go) to shanghai? - last week. they _(be) there for a week.7.sorry, mrliu, i_(not finish) my homework yet. _you _(finish) it this afternoon? ok. i _ (do) it all the time.8.mrs wu went to hong kong in 1976.she _(be) there for about 30 years.9.wow! its wonderful! i _never _ (see) such an amazing movie before.10.how long _tommy _(stay) in the science museum since he went there?二、单项选择 （ ）1. - _ you_ your homework yet? -yes, i _ it just now. a. did; do; finished b. have; done; finished c. have; done; have finished d. will; do; finish （ ）2. the sand storm weather _ in beijing several times this year. a. happen b. happened c. has happened d. have happened （ ）3. -how long have you been here? -_ last month. a. for b.until c.before d.since （ ）4. jim green _ in china for two years.a.has come b.has been c.has arrived d.came （ ）5. we have lived here _ five years agoa.when b.since c.before d.after （ ）6i have watched the game. when _you _ it？a.have；watched b do；watch c did；watch d will；watch ( ) 7 great changes _ in our hometown in the past fifteen years .a. too place b. have taken placec. were taken place d. have been taken place ( )8. there are many trees _ of the road. and _ of the trees is growing larger and larger. a. on both side; a number b. on both sides; a number c. on both sides; the number d. on every side; the numer ( )9. you have worked all day. you _ be tired. a. must b. cant c. could d. might ( )10.i have _ finished my homework. what about you? i finished it _. a. just; just b. just now; just c. just; just now d. just now; just now ( )11. i find _ become more difficult to see my old friends. a. it b. it has c. it is d. that has ( )12. do you know simon？ yes, i _ him for a long time. a. knew b. have knew c. have known d. known【 课后提升 】 三、句型转换：1. eddie has lived with millie for four years.（划线部分提问） _ _ _ eddie _ with millie?2. he was born four months ago.（划线部分提问） _ _he _?3. i have cleaned the blackboard.（划线部分提问） _ _ you _ ?4. you have never been to japan, _ _?（反意疑问句）5. they knew me three months ago.（同义句） they _ _ me _ three months. they _ _ me _ three months ago.6.they have cleaned the room twice this week. (划线部分提问) _ _ _ _ they _ the classroom this week? 7. my father went to england in 2003 and 2005. （同义句） my father _ _ _ england _. 8. i ve been here for five years. （同义句） i ve been here _ five years _.四、改错：1. he is going to ask her to marry with him. _2. i lived in the city since i was a child. _3. we have been good friends since 6 years. _4. i have gone to the west lake twice. _5. there has been great changes in danyang now. _6. she felt alone when she was away from home _7. i believe you can ruturn the book back to me on time. _8. there are lots of noise pollution around us. _【中考链接】五、完型填空have you _1_ drunk the water directly（直接地） from a river? im sure your answer is yes. perhaps you may have _2_ the water from a well (井), or from a tap（水龙头） before. _3_, as i know, most of you only drink hot water or the bottled(罐装的) water from a shop now.but things were quite _4_ twenty years ago. at that time, all the small rivers _5_ us were very clear and the water was very clean. if you were _6_, you could just bend down by the riverside and drink some water with your hands. it was cool and sweet. _7_ pleasant it was!but all this was in the past. things _8_ a lot. some river water is not even _9_ for us to wash our hands. what a _10_!( ) 1. a. alreadyb. just c. everd. even( ) 2. a. try b. tried c. tired d. tryed( ) 3. a. howeverb. though c. since d. yet( ) 4. a. same b. easy c. different d. difficult( ) 5. a. betweenb