初中阶段,要求学生掌握动词6种时态的基本结构(一般现在时,一般过去时,现在进行时,过去进行时,现在完成时,和一般将来时态)及它们的主要用法和区别。了解过去将来、过去完成时态的基本用法,解题时注意找出关键词,正确判断出时态,按时态结构正确变化动词。注意句子时态的一致性,注意对特殊时态的处理。
1、一般现在时:
用法:
1)现阶段经常性,习惯性的动作。例如:
Iget up at six every morning.
Heplays tennis once a week.
2)现在的状态。例如:
Mymother is a teacher. She teaches English in a school.
3)客观真理。例如:
Theearth goes around the sun.
4)常用于一般现在时态的时间状语:
often ,usually,sometimes,always,everyday ,never,inthe morning 等连用时。 构成:主语是I,we, you, they和名词复数时作谓语的行为动词用原形。主语是he,she , it和名 词单数时,动词第三人称单数的变法如下:
一般情况 | +s |
以s, x, ch, sh,o 结尾 | +es |
以辅音+y 结尾 | 变y 为i+es |
主语为第三人称和名词单数时:
肯定式:S+V/动词的第三人称单数
否定式:S+don't/doesn't +V+其他
疑问式:Do/Does+S+V+其他
简略回答:(肯)Yes,S+do/does
(否)No,S+do/doesnot
注意:have的第三人称单数为has
主语 | 肯定式 | 否定式 | 疑问式 | |||||||
第一、二人称和第三人称复数以及名词复数 | I am a student.
students. He/ She is a student. I / We/ You/ They/ like music. Many people like music. | I am not a student.
students. He/ She is not a student. I / We/ You/ They/ don’t like music. Many people don’t like music. | Are you a student. Are you/ they students? Is he/ she a student? Do you/ they like music? Do many people like music? |
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当主语是第一、二人称和第三人称复数以及名词复数时: 肯定式: S + be +···
否定式: S+ be +not + ···
疑问式: Am /Is /Are + S+ ···?
简略回答:(肯)Yes, S + be.
(否)No, S + be.
练习题:
1.--- May I help you, sir?
---Yes, I bought the TV the day before yesterday, but it ______.
A.didn’t work B. doesn’t work C. won’t work D. can’t work2.______the bus until it ______..
A. Get off, stops B. Get off, will stop C. Don’t get off, stops D. Don’t get off, will stop 3.The70-year-old man ______ exercises in the morning.
A. takes | B. are taking | C. took | D. will take |
2.现在进行时
用法:
1)说话时正在进行或发生的动作(动作是在说话时正在进行)。例如: She is having a bath now.
2)现阶段正在进行或发生的动作(但是动作并不是必须在说话时正在进行)。例如:Youare working hard today.
Katewants to work in Italy, so she is learning Italian.
Thepopulation of the world is growing very fast.
3)频度副词always,forever等词连用时,表示某种强烈的感情。如:
Heis always trying out new ideas. (表示欣赏,表扬)
4)表示按计划即将发生的动作(仅限于go,come, arrive, leave, start, fly, begin, stay 等动词)。如:Theparty is beginning at 8:00 o’clock..
5)常用于现在进行时态的时间状语:now,look,listen等。
构成:
be+v-ing
v-ing现在分词的构成:
一般情况 | cook-cooking |
以不发音字母e 结尾的单词。去e,加ing | make-making, taste-tasting |
以重读闭音节结尾的单词,末尾只有一个辅音字母时. | run-running, stop-stopping, |
2)肯定句、否定句、疑问句形式:
肯定句:S+be+V-ing
否定句:S+be+not+ V-ing
一般疑问句:Is(Are)+S+V-ing?
特殊疑问:wh_+be + S + V-ing?
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e.g.
主语 | 肯定式 | 否定式 | 疑问式 | |||||||||
第一、二人称和第三人称复数以及名词复数 | I am driving. He/She/It is working.
something. | I am not driving. He/She/It is not working.
doing anything. | Are you driving? Is he/she/it working?
something? |
练习题:
1.Idon’t think that it’s true. She’s ______ lies.
A. tell | B. tells | C. telling | D. told |
2.How ______ you ______ with the new job?
A. do, do | B. do, get along | C. are, doing | D. are, getting on |
3.---Are these socks yours?
---No. Mine ______ outside on the clothes line.
A. are hanging B. have hung | C. hang | D. hung |
3.一般将来时
用法:
1.将要发生的动作。例如:
Iwill leave for Beijing tomorrow.
2.将要存在的状态。例如:
Thistime next year I will be in Japan. Where will you be?
3.打算要做的事。例如:
Areyou going to watch the film on television tonight?
3)常用于一般将来时的时间状语:
| tomorrow | next week | in 2012 等。 |
构成: |
1. 助动词will(shall)+v
2. be +going to +v
练习题:
1. I______ for Hong Kong on Saturday. Will you go to see me off atthe airport?
A.am leaving B. am left C. am going to leaving D. left
2.I______to see grandma and help her with some housework every week.
B.am going come C. come D. will come A. came
3.WeChinese ______ the Olympic Games in 2008.
A.held B. shall holding C. are holding D. are going to hold4.一般过去时
用法:
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1.过去发生的动作。例如:
Thepolice stopped me on my way home last night.
2.过去存在的状态。例如:
Theyweren't able to come because they were so busy.
3.常用于一般过去时的时间状语:
yesterday,threemonths ago,lastyear,in1979,等。
构成:
S+V-ed
用动词的过去式。作谓语的行为动词的词尾变化如下:
一般情况 | +ed |
以e 字母结尾的辅音 | +d |
以辅音字母+y 结尾 | 去y 变i+ed |
重读闭音节结尾的单词,末尾只有一个辅音字母 | 双写词尾字母+ed |
2)一般过去时态的肯定句、否定句和疑问句形式(以be和like为例):
主语 | 肯定式 | 否定式 | 疑问式 | ||||
第一、二人称和第三 人称复数以及名词 复数 | I was a student. We/You/ They were students.
student. I / We/ You/ They/ liked music. Many people liked music. | I was not a student. We/You/ They were not students. He/ She was not a student. I / We/ You/ They/ didn’t like music. Many people didn’t like music. | Were you a student. Were you/ they students? Was he/ she a student? Did you/ they like music? Did many people like music? |
练习题:
1.Mr.Mott is out. But he ______ here a few minutes ago.
A. was | B. is | C. will be | D. would be |
2.---Hi,Tom.
---Hello,Fancy. I ______ you were here.
A.don’tknow B.won’t think C. think D.didn’t know 3.Hepromised to tell me by himself when I ______.
A.come B. would come C. come D. had come
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5、过去进行时
概念:
1)过去某一阶段或某一时刻正在进行的动作。例如:Thistime last year I was living in Brazil.
Whatwere you doing at 10 o'clock last night?
2)常用于过去进行时的时间状语:
at four yesterday afternoon,then,atthat time/moment 等。
构成: was/ were +v-ing
1)Daddypromised me he ______ me a computer
A.was bought B. had bought C bought D.would buy 2)Theysaid they ______ do some sports if it was fine.
A.were going to B. went C.would going D. were going
6、现在完成时
概念:
1)表示过去发生的动作对现在造成的影响或结果.常与already,just, ever, never, before等词连用.
如:
She has never read this novel.
2)表示“过去的动作”一直延续到现在并有可能继续延续下去.常与for(后跟段时间)或since(后跟点时间)等连用.如:
Ihave been a member of the Party for 10 years.
Ihave been a member of the Party since 10 years ago.
注:在有for和since引导时间状语的句子中不能用短暂性动词,应用与之相应的表示状态的词。如:
Hehas died for 3 years.(F)
Hehas been dead for 3 years.(T)
注:①现在完成时不能和表示明确的过去时间连用。如:in1998, last morning等
②have/hasbeen to 表示“去过”(去了又回来了)
have/hasgone to 表示“去过”(去了没回来了)
如:Wherehas she gone?(句中所指的人不在)
Wherehas she been?(句中作指的人在)
构成:
have/ has + v-ing
2)现在完成时态的肯定句、否定句和疑问句形式(以be和see为例):
肯定句:S+have(has)+V-ed
否定句:S+have(has)+not(haven’t,hasn’t)+V-ed
一般疑问句:Have(Has)+S+V-ed+?
特殊疑问句:wh_+have(has)+S+V-ed+?
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主语 | 肯定式 | 否定式 | 疑问式 |
第一、二人称和第三人称 | I /We/You/ They have been here before. He/ She has been here before. .I / We/ You/ They/ Many people have seen the film. | I /We/You/ They haven’t been here before. He/ She hasn’t been here before . .I / We/ You/ They/ Many people haven’t seen the film. | Have you/ they been here before? Has he/ she been here before? Have you/ they/ many people seen the film? |
练习题:
1.--Howlong ______ he ______ a fever?
---Ever since last night.
A. have, got | B. have , had | C. have, caught D. did, have |
2.Mybowl is empty. Who ______ all my soup?
A. drinks | B. had drunk C. has drunk | D. drank |
3.I ______ you for a long time. Where ______ you ______? A. Didn’tseen; did, go B.didn’t see; have, gone C. haven’t seen; have, been D.haven’t seen; have gone
7、过去完成时态
用法:
1、表示在过去某一时间或动作之前已经发生或完成的动作。他表示的时间是“过去的过去”常与bylast year, by the time of yesterday,等连用。如:
She said she had seen the film 4 times.
WhenMr Li got to the classroom, all the students had begun reading.
Bythe time they arrived, the bus had left.
2、表示从过去某一时间开始一直延续到过去另一时间的动作或状态。常与for(后跟段时间)或since(后跟点时间)等连用.如:
She had worked in this school since it opened 25 years ago.
构成:
肯定式:had+ V_ed
否定式:hadn’t+ V_ed
疑问式:Had… + V_ed
简略回答:Yes, S + have/has had.
No,S + had
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