八年级上册语法

1、八年级上 语法精析一般现在时概念：表示经常、反复发生的动作或行为及现在的某种情况。时间状语：often,usually,always,sometimes,every week(day,year,month)，once a week,on Sundays等。如：I go to school at seven every day。我每天7点上学。3. 基本结构：（1）be动词；（2）行为动词 否定形式(1)amisare+not;（2）谓语动词诺为行为动词，则在其前加dont,如主语为第三人称单数，则用doesnt，同时还原行为动词。 一般疑问句(1)把be动词放于句首；(2)用助动词do提问，如

2、主语为第三人称单数，则用does,同时还原行为动词。如： She gets up at six every day。 She doesnt get up at six every day。（否定句） Does she get at six every day?(一般疑问句)（二）一般过去时1.概念：表示过去某个时间发生的动作或状态；过去习惯性、经常性的动作或行为。2.时间状语：ago,yesterday,the day before yesterday,last week(year,night,month),in 1989,just now,at the age of 5,one day ,l

3、ong long ago,(once upon a time)等。如： He went to beijing yesterday.他昨天去北京了。基本结构：（1）be动词；（2）行为动词否定形式：（1）waswere+not;(2)谓语动词诺为行为动词，在行为动词前加didnt,同时还原行为动词。一般疑问句：（1）把was或were放在句首;(2)用助动词 do的过去时did提问，同时还原为行为动词。如:He was a teaher ten years ago. He wasnt a teacher ten years ago.（否定句）Was he a teacher ten years

4、ago?(一般疑问句)（三）现在进行时1.概念：表示现阶段或说话时正在进行动作或行为。2.时间状语：now,at this time,these days等。如：I am listening to music now.我现在正在听音乐。3.基本结构：amisare+doing否定形式：amisare+not+doing一般疑问句：把be动词放在句首。如：They aer having an English lesson.They aernt having an English lesson.(否定句)Are they having an English lesson?(一般疑问句)（四）过去进

5、行时1.概念：表示过去某段时间或某一时刻正在发生或行的行为或动作。2.时间状语：at this time yesterday,at that time或以when引导的谓语动词是一般过去时的时间状语等。如：I was watching TV at this time yesterday.昨天这个时候我正在看电视。3.基本结构：waswere+doing否定形式：waswere+not+doing一般疑问句：把was或were放在句首。如：His mother was cooking at ten yesterday.His mother wasnt cooking at ten yesterd

6、ay.(否定句)Was his mother cooking at ten yesterday?(一般疑问句)（五）一般将来时1.概念：表示将要发生的动作或存在的状态及打算、计划或准备做某事。2.时间状语：tomorrow,next day(week,month,year),soon,in a few minutes,by,the day after tomorrow等。如：I will go to beijing the day after tomorrow.后天我将去北京。3.基本结构：（1）amisaergoing to+do;(2)willshall+do否定形式：（1）amisaer

7、+not+going to +do(2) willshall+not+do一般疑问句：（1）把be放于句首；（2）把will或shall提到句首。如：We shall meet at eight.We shall not meet at eight.(否定句)Shall we meet at eight?(一般疑问句)时态练习用所给动词的适当形式填空：1.Mike often_some bread for breakfast.(have)2.Kate usually_ TV on Sundays.(watch)3.He is very lazy.He_his homework every da

8、y.(not do)4.Jim always_English after class.(study)5.Tom always_soccer after school.(play)6.Someting they_(fiy)kites near the lake.7.Summer_after spring.(come)8.Light_faster than sound.(travel)9._she_to her parents once a month?(write)10._I_interested in playing golf.(be)11.There_not any flowers in t

9、he garden.(be)12.If it _tomorrow,Ill go to the park.(not rain)13.Ill ring you up as soon as I_to beijing.(get)14.He wont leave until he_his bag back.(get)15.Look!Lucy_with her friends under a tree.(talk)16.Listen!Who_in the next room?(sing)17.Be careful.The train_.(come)18.Kate_on the piayground at

10、the moment.(run)19.Please be quiet.Your father_.(sleep)20.-Where is Lucy? -She_in the river.(swim)21.There days they_ready for the exam.(get)22.-_(be)Tom still in the library? -Yes,he_(read)a magazine in the reading room.23.Its six oclock.My mother_.(shop)24.They_for Xian tomorrow.(leave)25.The trai

11、n_pieas hurry up(come)26.Lucy_(retum)to beijing soon.27.-Who_the piano?(play) -Lucy is.She often_playing the piano at home.(practice)28.-What time_your brother_(get up)? -He always_(get up)at half past six.Oh,it_(be)6:29.I think he_(get up)now.29.Miss Gao_(teach)us Chinese.She_(be)a popular teacher.

12、She often_(play)volleyball with us after class.Many of us_(like)to play with her.She _(be)on the playground now.She_(play)volleyball with my classmates.30.They_(come)over to my home next month.31._you_(visit)my factory tomorrow?32.I_（finish）my homework in a minute.33.He_(arrive)in Beijing in four days.34There_(be)mo