小学现在进行时.doc

小学现在进行时一、定义：小学现在进行时作,也可表示当前一段时间内的活动或现阶段正在进行的动作结构：助动词 be ( am / is / are ) +现在分词.二、 现在分词的构成规则原形-ing形式一般在动词原形末尾加-inglistenspendstaylisteningspendingstaying以不发音字母e结尾的动词，先去掉e，再加-inghaveprepareclosehavingpreparingclosing以重读闭音节结尾的动词，如果末尾只有一个辅音字母，应先双写这个辅音字母，再加-ingsitbeginrunputsittingbeginningrunningputting以ie为重读音节结尾的动词，先去掉e,把i改为y,再加-ingliedielyingdying以er结尾的动词，如是重读音节结尾，先双写r，再加-ing；如不是重读音节结尾，就直接加-ingpreferwaterpreferringwatering练习：把下列动词变为-ing 形式work_ lie _ play_ study_have _dance _ write_ take_run_sit_ shop_swim_三、句型结构1.现在进行时的肯定形式、否定形式、疑问形式及其回答,所有变化都体现在助动词 be ( is / am / are ) 上现在进行时的肯定形式：主语+be(am/ is/are)+doing+其他成分现在进行时的否定形式:主语+be(am/ is/are)+not +doing+其他成分一般疑问句及回答：be(am/ is/are)+ 主语+doing+其他成分特殊疑问句及回答:特殊疑问词+be(am/ is/are)+主语+doing+其他成分e.g. I am singing . They are writing .I am not singing . They arent writing .Are they writing ? Yes ,they are . / No ,they arent .What are you doing ? We are playing _(要求就提问内容具体回答).2. 缩写形式如下: I am-Im You are-Youre He is-Hes She is-Shes It is-Its We are-Were They are-Theyre练习：按要求改写句子1. The boy is playing basketball.否定句：_一般疑问句：_肯定回答：_否定回答：_对“is playing basketball”提问：_对“The boy”提问：_四.用法1.表示现在( 指说话人说话时) 正在发生的事情往往与 now, at the moment, just 等副词连用,以示强调e.g. We are waiting for you. What are you doing? Some ones knocking at the door2.正在进行着的动作可视为未完成的动作：e.g. Hes talking to his friends in the classroom. 可用 still 一词强调动作的持续性e.g. Hes still talking to his friends in the classroom.3. 表示长期的或重复性的动作,说话时动作未必正在进行e.g. Mr. Black is writing another article. Dont take that book away. Your fathers using it. She is learning piano under Mr. Black.注意: 不是所有动词都能用现在进行时态的e.g. see、like、want、know 等动词往往都不用进行时态【拓展】1.现在进行时可用来表示不会长期发生的动作或情况,或被认为在短期内正在进行的动作或存在的情况.e.g. Whats your brother doing these days? Hes studying English at Oxford University.2.现在进行时也可以用来表示当前的动向e.g. 3. 表示渐变的动词有： turn, get, grow, run, go, begin等e.g. The leaves are turning brown. Its getting colder and colder.4.与always,constantly,forever 等词连用,表示反复发生的动作或持续存在的状态,往往带有说话人的主观色彩e.g. You are always changing your mind.5.现在进行时(以及 be going to）可以表示为将来安排好的活动和事件 Were spending next winter in China. 用arrive, go, leave 等动词的现在进行时描写行 程安排,也通常有“将到达”和“将离去”的意思.e.g.Hes arriving tomorrow morning.6.当现在进行时表示某事发生的次数过多时,则有时含有抱怨,讨厌,赞扬等的意思.e.g. He is always singing at night, and we cant fall asleep late at night.3.同步教学辅助练习一选择题（ ）1. Who _ over there now?A. singing B. are sing C. is singing D. sing（ ）2. Its eight oclock. The students _ an English class. A. have B. having C. is having D. are having（ ）3. Listen! The baby _ in the next room.A. crying B. cried C. is crying D. cries（ ）4. Look! The twins _ new sweaters.A. are wearing B. wearing C. are wear D. is wearing（ ）5. Dont talk here. Grandparents _.A. is sleeping B. are sleeping C. sleeping D. sleep（ ）6. Tom is a worker. He _ in a factory. His sisters _ in a hospital.A. work/ work B. works/ work C. work/ works（ ）7. Who _ English best in your class?A. speak B. speaks C. speaking（ ）8. Mrs. Read _ the windows every day.A. is cleaning B. clean C. cleans（ ）9. We _ music and often _ to music. A. like/ listen B. likes/ listens C. like/ are listening（ ）10. She _ up at six in the morning.A. get B. gets C. getting（ ）11. On Sundays he sometimes _ his clothes and sometimes _ some shopping.A. wash/ do B. is washing/ is doing C. washes/ does（ ）12. The twins usually _ milk and bread for breakfast, but Jim _ some coffee for it. A. have/ have B. have/ has C. has/ have二. 用现在进行时完成下列句子1. What _ you _ (do)?2. I _ (sing) an English song.3. What _ he _ (mend)?4. He _ (mend) a car.5. _ you _ (fly) a kite? Yes, _.6. _ she _ (sit) in the boat?7. _ you _ (ask) questions?8. We _ (play) games now.9. What are you _(do) now? I _(eat) bread.10.Its nine oclock. My father_(work) in the office.11.Look, the boy_(put) the rubbish into the bin.12._he_(clean) the classroom?No, he isnt. He_(play).13. Where is Max? He_(run) on the grass.14.Listen, who_(sing) in the music room?Oh, Mary_(sing) there.三. 按要求写句子.1. They are singing in the classroom.否定句：_一般疑问句：_肯定回答：_否定回答：_对“are singing”提问：_对“in the classroom”提问：_4、 课堂小结(10分钟） （和学生一起，对本次课的主要内容作总结概括，并在讲义中用红笔留痕）五、作业布置一.按要求改写句子1.仿照例句造句:Model: readabook-Whatareyoudoing?-Imreadingabook.1)readanewbook_2)cleantheblackboard_2.she,thewindow, open, now.(用现在进行时连词成句.)_3.Thebirdsaresinginginthetree.(就划线部分提问)_4.is,who,thewindow, cleaning?(连词成句)_5.Thechildrenareplayinggamesnearthehouse.(就划线部分提问)_6.Sheisclosingthedoornow.(改成否定句)_7.Youaredoingyourhomework.(用I作主语改写句子)_8.they,thetree, sing, now, under.(用现在进行时连词成句.)_9.TheYoungPioneersarehelpingtheoldwoman.(改成一般疑问句)_二.单项选择( ）1.我在照看孩子.A.Iamlookingafterthebaby. B.Imlookafteringthebaby.C.Ilookamafteringthebaby. D.Ilookingafterthebaby.( )2._friendsmaking _akite.A.I, me B. My, my C. My, me D. His, his( )3.Isthewoman_yellowyourteacher?A. in B. puttingon C. wearing D. having( )4.Look!Thetwins _theirmotherdothehousework.A. arewanting B. help C. arehelping D. arelooking( )5._arethebirdsdoing?Theyaresinginginatree.A. Who B. What C. How D. Where( )6.Isshe_ something?A. eat B. eating C. eatting D. eats( )7.你在干什么?A.Whatisyoudoing? B. Whatareyoudo?C. Whatareyoudoing? D. Whatdoyoudo?( )8.Whatareyoulistening_?A. / B. for C. at D. to( )9.我正在听他说话.A.Ilisteningtohim. B. Imlisteningtohim.C.Imlistentohim. D. Imlisteninghim.( )10.Theyare_ theirclothes.A. makeing B. putting C. putaway D. puttingon( )11.Listen!She_intheclassroom.A. issinging B. sing C. tosing D. issing( )12.TodayJim_hiswhiteshirtandbrowntrousers.A. isputtingon B. wear C. puton D. iswearing( )13._areyoueating? Imeating_ meat.A. What, some B. Which, any C. Where, not D. What, a( )14.They_TVintheevening.Theydotheirhomework.A. arewatching B. cantwatchingC. dontwatch D. dontwatching( )15.Thechildren_ football.A. isplaying B. areplaying C. playthe D. playa( )16.Theyareflyingkites.A. 他们喜欢放风筝. B.他们在放风筝吗?C. 他们在放风筝. D.他们常放风筝.( )17.Herearemanybooks.Please_ them.A. look B. write C. count D.taking( )18.Look,Theyareswimmingintheriver.Iwant _you.A. togowith B. gowith C. helping D. help( ）19. The twins usually _ milk and bread for breakfast, but Jim _ some coffee for it. A. have/ have B. have/ has C. has/ have( )20.Look.Lucyis _anewbiketoday.A. jumping B. running C. riding D. takeing三.用现在进行时完成下列句子:1.What_you_(do)?2.I_(sing)anEnglishsong.3.What_he_(mend)?4.He_(mend)acar.5._you_(fly)akite? Yes ,_.6._she_(sit)intheboat?7._you_(ask)questions?8.We_(play)gamesnow.10 / 10