![小學(xué)英語(yǔ)一般現(xiàn)在時(shí)課件PPT演示_第1頁(yè)](http://file2.renrendoc.com/fileroot_temp3/2021-11/2/515e8757-0a3a-4801-88c6-cbe4ec3d78df/515e8757-0a3a-4801-88c6-cbe4ec3d78df1.gif)
![小學(xué)英語(yǔ)一般現(xiàn)在時(shí)課件PPT演示_第2頁(yè)](http://file2.renrendoc.com/fileroot_temp3/2021-11/2/515e8757-0a3a-4801-88c6-cbe4ec3d78df/515e8757-0a3a-4801-88c6-cbe4ec3d78df2.gif)
![小學(xué)英語(yǔ)一般現(xiàn)在時(shí)課件PPT演示_第3頁(yè)](http://file2.renrendoc.com/fileroot_temp3/2021-11/2/515e8757-0a3a-4801-88c6-cbe4ec3d78df/515e8757-0a3a-4801-88c6-cbe4ec3d78df3.gif)
![小學(xué)英語(yǔ)一般現(xiàn)在時(shí)課件PPT演示_第4頁(yè)](http://file2.renrendoc.com/fileroot_temp3/2021-11/2/515e8757-0a3a-4801-88c6-cbe4ec3d78df/515e8757-0a3a-4801-88c6-cbe4ec3d78df4.gif)
![小學(xué)英語(yǔ)一般現(xiàn)在時(shí)課件PPT演示_第5頁(yè)](http://file2.renrendoc.com/fileroot_temp3/2021-11/2/515e8757-0a3a-4801-88c6-cbe4ec3d78df/515e8757-0a3a-4801-88c6-cbe4ec3d78df5.gif)
版權(quán)說明:本文檔由用戶提供并上傳,收益歸屬內(nèi)容提供方,若內(nèi)容存在侵權(quán),請(qǐng)進(jìn)行舉報(bào)或認(rèn)領(lǐng)
文檔簡(jiǎn)介
1、the simple present tense一般現(xiàn)在時(shí)一般現(xiàn)在時(shí)什么是一般現(xiàn)在時(shí)?什么是一般現(xiàn)在時(shí)?i wash the dishes every day.you sometimes take a bus home. they usually have lunch at 11:30.he always gets up early. she is often late for school. you are 13.he is a student. you study at olympic garden middle school. the moon goes round the earth.
2、 always(always(總是總是) usually() usually(通常通常) ) often(often(經(jīng)常經(jīng)常) sometimes() sometimes(有時(shí)有時(shí)) ) hardlyhardly( (幾乎不幾乎不) ) rarely rarely(很少)(很少) never(never(從不從不) every day() every day(每天每天) ) every year(every year(每年)每年) all the timeall the time(所有時(shí)間)(所有時(shí)間)onon monday monday(在星期一)(在星期一) inin january j
3、anuary (在某月)(在某月)the simple present tense一般現(xiàn)在時(shí)一般現(xiàn)在時(shí)一般現(xiàn)在時(shí)一般現(xiàn)在時(shí)。 usually ,often, sometimes ,always和時(shí)間短語(yǔ)in the morning /afternoon/evening, at noon/night , every day /week /year /month 連用例句例句 i study english every morning. we speak chinese. jim likes playing football.1. 表示經(jīng)常性的動(dòng)作或狀態(tài)表示經(jīng)常性的動(dòng)作或狀態(tài)2. 表示表示客觀事實(shí)
4、表示表示客觀事實(shí)3. 表示習(xí)慣性的動(dòng)作或狀態(tài)表示習(xí)慣性的動(dòng)作或狀態(tài)1. 表示經(jīng)常性、習(xí)慣性的動(dòng)作或狀態(tài)表示經(jīng)常性、習(xí)慣性的動(dòng)作或狀態(tài)i wash the dishes every day.you sometimes take a bus home. they usually have lunch at 11:30.he always gets up early. she is often late for school. 2. 表示表示客觀事實(shí)表示表示客觀事實(shí)you are 13.he is a student. you study at olympic garden middle schoo
5、l.3. 表示永恒不變的真理;表示永恒不變的真理; the moon goes round the earth. 一般現(xiàn)在時(shí)(肯定句)一般現(xiàn)在時(shí)(肯定句)a a:句中有:句中有bebe動(dòng)詞或情態(tài)動(dòng)詞(動(dòng)詞或情態(tài)動(dòng)詞(cancan等)時(shí),等)時(shí),bebe動(dòng)詞要隨主語(yǔ)而相應(yīng)改變,情態(tài)動(dòng)詞不變。動(dòng)詞要隨主語(yǔ)而相應(yīng)改變,情態(tài)動(dòng)詞不變。例如例如b: b: 沒有沒有bebe動(dòng)詞和情態(tài)動(dòng)詞,句子中動(dòng)詞和情態(tài)動(dòng)詞,句子中有實(shí)意有實(shí)意動(dòng)詞動(dòng)詞的。(三單的。(三單+vs+vs或或es)es) 例如例如一般現(xiàn)在(有一般現(xiàn)在(有be、can肯定句)肯定句) 1、i am a teacher. 2、he is a st
6、udent. 3、you are a boy. 4、i can swim. 主語(yǔ)主語(yǔ) + be +其它其它 am is are返回2. 哪些主語(yǔ)是第三人稱單數(shù)哪些主語(yǔ)是第三人稱單數(shù)? 1 1、什么叫實(shí)義動(dòng)詞?、什么叫實(shí)義動(dòng)詞? 實(shí)義動(dòng)詞是指實(shí)義動(dòng)詞是指表示有具體意思的表示有具體意思的動(dòng)詞動(dòng)詞,也叫行為動(dòng)詞。也叫行為動(dòng)詞。 如如: like(喜歡)喜歡), eat(吃)(吃), live(居?。ň幼。? have(有)(有), run(跑)(跑) 等等。等等。實(shí)義動(dòng)詞占英語(yǔ)中動(dòng)詞的絕大多數(shù)。實(shí)義動(dòng)詞占英語(yǔ)中動(dòng)詞的絕大多數(shù)。一、人稱代詞一、人稱代詞he, she, ithe, she, it是第
7、三人稱單是第三人稱單數(shù)。數(shù)。 he likes watching tv. 他喜歡看電視。 she has lunch at twelve. 她十二點(diǎn)吃午餐。it looks like a cat. 它看起來像只貓。二、單個(gè)人名、地名或稱呼作主二、單個(gè)人名、地名或稱呼作主語(yǔ);是第三人稱單數(shù)。語(yǔ);是第三人稱單數(shù)。 han mei looks like her mother. 韓梅看起來像她的母親 beijing is in china. 北京在中國(guó)。 uncle wang often makes cakes. 王叔叔經(jīng)常做蛋糕。 三、單數(shù)可數(shù)名詞或三、單數(shù)可數(shù)名詞或this / that / th
8、is / that / the+the+單數(shù)可數(shù)名詞單數(shù)可數(shù)名詞 作主語(yǔ)時(shí),是第三作主語(yǔ)時(shí),是第三人稱單數(shù)。人稱單數(shù)。 a panda is a shy animal. 熊貓是害羞的動(dòng)物。 this book is yellow. 這本書是黃色的。 that car is red. 那輛小汽車是紅色的。 the cat is black. 這只貓是黑色的。一般現(xiàn)在時(shí)一般現(xiàn)在時(shí)(實(shí)意動(dòng)詞肯定句)(實(shí)意動(dòng)詞肯定句) 1、i to school by bus. 2、he to school by bus. 3、she up at six. gogogoesgoesgetsgets主語(yǔ)主語(yǔ)+v(原形或
9、(原形或es/s)+其他。其他。返回當(dāng)主語(yǔ)是第三人稱單數(shù)時(shí),動(dòng)詞需變化當(dāng)主語(yǔ)是第三人稱單數(shù)時(shí),動(dòng)詞需變化.動(dòng)詞單三的變化:動(dòng)詞單三的變化:1、一般情況下,直接一般情況下,直接加加s,如:,如: reads, plays, works, makes2、以、以s, x, ch, sh結(jié)尾,后加結(jié)尾,后加es. 如:如:watches3、以輔音字母加、以輔音字母加o結(jié)尾結(jié)尾,一般加一般加es ,如:如:does, goes4、“元音字母元音字母+y”結(jié)尾的單詞,結(jié)尾的單詞,直接在詞尾加直接在詞尾加-s。 如:如:plays, says5、輔音字母輔音字母+y結(jié)尾的單詞結(jié)尾的單詞, 去去y,加加ies
10、, 如:如:worries, studies一般現(xiàn)在時(shí)一般現(xiàn)在時(shí)(否定句)(否定句)a:a:否定句在否定句在bebe動(dòng)詞和情態(tài)動(dòng)詞后加動(dòng)詞和情態(tài)動(dòng)詞后加notnot。 例如例如b b:句中沒有:句中沒有bebe動(dòng)詞或情態(tài)動(dòng)詞時(shí),主語(yǔ)為動(dòng)詞或情態(tài)動(dòng)詞時(shí),主語(yǔ)為第三人第三人稱單數(shù)稱單數(shù)的否定句在動(dòng)詞前加的否定句在動(dòng)詞前加does not (doesndoes not (doesnt)t), ,非單三非單三時(shí),否定句在動(dòng)詞前加時(shí),否定句在動(dòng)詞前加do notdo not(dondont)t) 例如例如一般現(xiàn)在時(shí)一般現(xiàn)在時(shí)(有(有be/can否定句)否定句)1、i am a teacher.否:否:i
11、 am not a teacher.2、he is a student.否:否: he is not a student.3、you are a boy.否:否: you are not a boy.4、i can swim.否:否: i can not(cant) swim.變否定句變否定句i am a good boy.i am not a good boy.變否定句變否定句he is at school.he is not at school.變否定句變否定句they are students.they are not students.變否定句變否定句she can speak eng
12、lish.she can not speak english.否定句:主語(yǔ)否定句:主語(yǔ)+ bebe+ notnot+其它其它返回15一般現(xiàn)在時(shí)(實(shí)意一般現(xiàn)在時(shí)(實(shí)意v否定句)否定句) 1 1、i to school by bus. i to school by bus. 否:否: i to school by bus. i to school by bus. 2 2、he he to school by bus. to school by bus. 否:否:he he to school by bus. to school by bus. gogodont godont gogoesgoesd
13、oesnt godoesnt gob. 否定句:主語(yǔ)否定句:主語(yǔ)+dont/ doesnt+動(dòng)詞原形動(dòng)詞原形+其他。其他。i study english every morning.we speak chinese.jim likes playing football.i dont study english every morning.we dont speak chinese.jim doesnt like playing football.變否定句變否定句i want a banana.i dont want a banana.主語(yǔ)主語(yǔ)(i/we/you/theyi/we/you/the
14、y)+ + dontdont+ +動(dòng)詞原形動(dòng)詞原形+ +其他其他變否定句變否定句she speaks english well.she doesnt speak english well.主語(yǔ)主語(yǔ)(he/she/ithe/she/it)+ + doesntdoesnt+ +動(dòng)詞原形動(dòng)詞原形+ +其他其他一般現(xiàn)在時(shí)(一般疑問句)一般現(xiàn)在時(shí)(一般疑問句) a a:bebe動(dòng)詞或情態(tài)動(dòng)詞動(dòng)詞或情態(tài)動(dòng)詞cancan提前,首字提前,首字母變?yōu)槟缸優(yōu)榇髮懘髮?;some some 變變anyany例如例如 b b:句中沒有句中沒有bebe動(dòng)詞或情態(tài)動(dòng)詞時(shí),主語(yǔ)為動(dòng)詞或情態(tài)動(dòng)詞時(shí),主語(yǔ)為非非第三人稱單數(shù),第三
15、人稱單數(shù),一般疑問句在句首加一般疑問句在句首加dodo,句子,句子中動(dòng)詞用中動(dòng)詞用原形原形。主語(yǔ)為。主語(yǔ)為第三人稱單數(shù)第三人稱單數(shù),一般疑,一般疑問句在句首加問句在句首加doesdoes,句子中原有動(dòng)詞用,句子中原有動(dòng)詞用原形原形;somesome變變any.any.例如例如一般現(xiàn)在時(shí)(有一般現(xiàn)在時(shí)(有be/can一般疑問句)一般疑問句) he he is is a student. you a student. you areare a boy. a boy. is is he a student he a student? are are youyou a boya boy? i i ca
16、ncan swim. i swim. i amam a teacher. a teacher. can can you swim you swim? am am i i a teachera teacher?daming is my friend. is daming your friend?變一般疑問句變一般疑問句i am in the classroom.are you in the classroom?變一般疑問句變一般疑問句daming can play basketball. can daming play basketball? 變一般疑問句變一般疑問句we are good fr
17、iends.are you good friends?變一般疑問句變一般疑問句一般疑問句:一般疑問句:bebe+主語(yǔ)主語(yǔ)+其它其它?返回一般現(xiàn)在時(shí)(實(shí)意一般現(xiàn)在時(shí)(實(shí)意v一般疑問句)一般疑問句) 1 1、i to school by bus. i to school by bus. 疑疑問問句:句: you to school by bus. you to school by bus. 2 2、he he to school by bus. to school by bus. 疑疑問問句:句: he he to school by bus. to school by bus. doesdoes
18、gogogoesgoesgogogogododo一般疑問句:一般疑問句: do/ does +主語(yǔ)主語(yǔ)+動(dòng)詞原形動(dòng)詞原形+其他?其他?i come from china.kate likes singing every morning.lily often writes to her uncle in the u.s.a.do you come from china?does kate like singing every morning?does lily often write to her uncle in the u.s.a?we have lunch at 12:00. do you
19、 have lunch at 12:00?變一般疑問句變一般疑問句i want a book. do you want a book?變一般疑問句變一般疑問句dodo+ +主語(yǔ)主語(yǔ)(i/we/you/theyi/we/you/they)+ +動(dòng)詞原形動(dòng)詞原形+ +其他?其他?amy wants some chicken. does amy want any chicken?變一般疑問句變一般疑問句doesdoes+ +主語(yǔ)主語(yǔ)(he/she/ithe/she/it)+ +動(dòng)詞原形動(dòng)詞原形+ +其其他?他? 一一. be. be動(dòng)詞的一般現(xiàn)在時(shí)動(dòng)詞的一般現(xiàn)在時(shí)1. be動(dòng)詞:動(dòng)詞: 主語(yǔ)主語(yǔ) +
20、 be +其它其它如如:i am a boy. 我是一個(gè)男孩。 he is a boy.他是一個(gè)男孩。 am is(單三)單三) are肯定句:主語(yǔ)肯定句:主語(yǔ)+bebe+其它其它 如:如: he is a worker. you are thirteen.he is a worker. you are thirteen. 否定句:主語(yǔ)否定句:主語(yǔ)+ bebe+ notnot+其它其它 如:如: he is not a worker.he is not a worker. you arent thirteen. you arent thirteen.一般疑問句:一般疑問句:bebe+主語(yǔ)主語(yǔ)+
21、其它其它? 如:如: is he a worker? yes, he is./no, he isnt.is he a worker? yes, he is./no, he isnt. are you thirteen? yes, i am ./no, i am not. are you thirteen? yes, i am ./no, i am not.特殊疑問句:特殊疑問句:疑問詞疑問詞+bebe+主語(yǔ)主語(yǔ)+其它其它? 如:如: what is he? what colour is that bird? what is he? what colour is that bird? how o
22、ld are you? where are they ? how old are you? where are they ?二二 be be 動(dòng)詞的一般現(xiàn)在時(shí)的基本句型動(dòng)詞的一般現(xiàn)在時(shí)的基本句型一、一般現(xiàn)在時(shí)實(shí)義動(dòng)詞作謂語(yǔ)的時(shí)侯有兩種形式:一、一般現(xiàn)在時(shí)實(shí)義動(dòng)詞作謂語(yǔ)的時(shí)侯有兩種形式:1. 動(dòng)詞原形;如動(dòng)詞原形;如: enjoy2. 第三人稱單數(shù)動(dòng)詞形式;如第三人稱單數(shù)動(dòng)詞形式;如: enjoys主語(yǔ)主語(yǔ) + (+其其它它)。行為動(dòng)詞原形行為動(dòng)詞原形行為動(dòng)詞的單數(shù)第三人稱形式行為動(dòng)詞的單數(shù)第三人稱形式如如:we study english.我們學(xué)習(xí)英語(yǔ). he studies french.
23、二、實(shí)義動(dòng)詞第三人稱單數(shù)的動(dòng)詞形式變化規(guī)則二、實(shí)義動(dòng)詞第三人稱單數(shù)的動(dòng)詞形式變化規(guī)則一般情況下直接加一般情況下直接加-s-swalkwalkwalkwalks s以以s. x. sh. ch. os. x. sh. ch. o尾尾 加加-es-eswatchwatchwatchwatchesesgogogogoeses“輔音字母輔音字母+y”+y”結(jié)尾結(jié)尾 變變y y為為i, i, 再加再加-es-es,flyflflyfliesies 特殊情況特殊情況havehas havehas dodoesdodoesgogoesgogoes1) 1) 肯定句肯定句: :主語(yǔ)主語(yǔ)(i/we/you/th
24、eyi/we/you/they)+ +實(shí)義動(dòng)詞原形實(shí)義動(dòng)詞原形+ +其他其他 如:如:i i staystay at home on saturdays. at home on saturdays. they they havehave sports every day. sports every day.主語(yǔ)主語(yǔ)(he/she/ithe/she/it)+ +實(shí)義動(dòng)詞單三形式實(shí)義動(dòng)詞單三形式+ +其他其他 如:如:he he stays stays at home on saturdays.at home on saturdays. lucy lucy has has sports every
25、 day.sports every day.三、實(shí)義動(dòng)詞的一般現(xiàn)在時(shí)的基本句型三、實(shí)義動(dòng)詞的一般現(xiàn)在時(shí)的基本句型 2) 否定句:否定句:主語(yǔ)主語(yǔ)(i/we/you/theyi/we/you/they)+ + do+notdo+not+ +動(dòng)詞原形動(dòng)詞原形+ +其他其他 如:如:i dont stay at home on saturdays.i dont stay at home on saturdays. they dont have sports every day. they dont have sports every day.主語(yǔ)主語(yǔ)(he/she/ithe/she/it)+ + d
26、oes+notdoes+not+ +動(dòng)詞原形動(dòng)詞原形+ +其他其他 如:如:he doesnt stay at home on saturdays.he doesnt stay at home on saturdays. lucy doesnt have sports every day. lucy doesnt have sports every day.3) 3) 一般疑問句及其肯、否定回答:一般疑問句及其肯、否定回答:dodo+ +主語(yǔ)主語(yǔ)(i/we/you/theyi/we/you/they)+ +動(dòng)詞原形動(dòng)詞原形+ +其他?其他? 如:如:do you stay at home on
27、 saturdays?do you stay at home on saturdays? yes,i do./no,i dont. yes,i do./no,i dont. do they have sports every day? do they have sports every day? yes, they do./no, they dont. yes, they do./no, they dont.doesdoes+ +主語(yǔ)主語(yǔ)(he/she/ithe/she/it)+ +動(dòng)詞原形動(dòng)詞原形+ +其他?其他? 如:如:does he stay at home on saturdays?
28、does he stay at home on saturdays? yes,he does./no,he doesnt. yes,he does./no,he doesnt. does lucy have sports every day? does lucy have sports every day? yes,he does./no,he doesnt. yes,he does./no,he doesnt.特殊疑問句時(shí)間時(shí)間:when 地點(diǎn)地點(diǎn):where人人:who 物物:what狀態(tài)狀態(tài):how 年齡年齡:how old價(jià)錢價(jià)錢:how much 數(shù)量數(shù)量:how many特殊疑問句
29、有有bebe動(dòng)詞或情態(tài)動(dòng)詞構(gòu)成:動(dòng)詞或情態(tài)動(dòng)詞構(gòu)成:疑問詞疑問詞+be+be動(dòng)詞或情態(tài)動(dòng)詞動(dòng)詞或情態(tài)動(dòng)詞+ +主語(yǔ)主語(yǔ)+ +其它其它例如例如特殊疑問句she can speak english.what can she speak?he is ten. how old is he?he is at home. where is he ?its 3 dollars. how much is it?特殊疑問句沒有沒有bebe動(dòng)詞或情態(tài)動(dòng)詞構(gòu)成:動(dòng)詞或情態(tài)動(dòng)詞構(gòu)成:疑問詞疑問詞+do+do(doesdoes)+ +主語(yǔ)主語(yǔ)+ +動(dòng)詞原形動(dòng)詞原形+ +其它其它例如例如特殊疑問句(時(shí)間)he goes
30、to school at seven.when does he go to school?單數(shù)第三人稱:?jiǎn)螖?shù)第三人稱:非單數(shù)第三人稱非單數(shù)第三人稱:i go to school at six.when do you go to school?特殊疑問句(地點(diǎn))he has lunch at school.where does he have lunch?單數(shù)第三人稱單數(shù)第三人稱:非單數(shù)第三人稱非單數(shù)第三人稱:children have lunch at school.where do children have lunch?特殊疑問句(狀態(tài))he goes to school by bus.how does he go to school?單數(shù)第三人稱:?jiǎn)螖?shù)第三人稱:非單數(shù)第三人稱:非單數(shù)第三人稱:we go to school by bus.how do you go to school?d. 特殊疑問句:特殊疑問句:疑問詞疑問詞+一般疑問句?一般疑問句?i like playing football.jim eats some bread eve
溫馨提示
- 1. 本站所有資源如無特殊說明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請(qǐng)下載最新的WinRAR軟件解壓。
- 2. 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請(qǐng)聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶所有。
- 3. 本站RAR壓縮包中若帶圖紙,網(wǎng)頁(yè)內(nèi)容里面會(huì)有圖紙預(yù)覽,若沒有圖紙預(yù)覽就沒有圖紙。
- 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
- 5. 人人文庫(kù)網(wǎng)僅提供信息存儲(chǔ)空間,僅對(duì)用戶上傳內(nèi)容的表現(xiàn)方式做保護(hù)處理,對(duì)用戶上傳分享的文檔內(nèi)容本身不做任何修改或編輯,并不能對(duì)任何下載內(nèi)容負(fù)責(zé)。
- 6. 下載文件中如有侵權(quán)或不適當(dāng)內(nèi)容,請(qǐng)與我們聯(lián)系,我們立即糾正。
- 7. 本站不保證下載資源的準(zhǔn)確性、安全性和完整性, 同時(shí)也不承擔(dān)用戶因使用這些下載資源對(duì)自己和他人造成任何形式的傷害或損失。
最新文檔
- 醫(yī)療器械工程居間合同范本
- 施工電梯布置專項(xiàng)方案
- 食品安全風(fēng)險(xiǎn)評(píng)估與管理技術(shù)作業(yè)指導(dǎo)書
- 承包山林合同書
- 市場(chǎng)營(yíng)銷策略制定與實(shí)施作業(yè)指導(dǎo)書
- 停車場(chǎng)管理服務(wù)合同
- 住房和城鄉(xiāng)建設(shè)委員會(huì)
- 林業(yè)經(jīng)濟(jì)管理與政策作業(yè)指導(dǎo)書
- 雞舍租賃合同
- 技術(shù)服務(wù)合同格式
- 中國(guó)人口研究專題報(bào)告-中國(guó)2025-2100年人口預(yù)測(cè)與政策建議-西南財(cái)經(jīng)大學(xué)x清華大學(xué)-202501
- 2024年山東水利職業(yè)學(xué)院高職單招職業(yè)技能測(cè)驗(yàn)歷年參考題庫(kù)(頻考版)含答案解析
- 遼寧省名校聯(lián)盟2025年高三1月份聯(lián)合考試 語(yǔ)文試卷(含答案詳解)
- 25版六年級(jí)寒假特色作業(yè)
- 浙江省杭州市9+1高中聯(lián)盟2025屆高三一診考試英語(yǔ)試卷含解析
- 旅游行業(yè)智慧旅游營(yíng)銷策略與方案
- 《應(yīng)收培訓(xùn)》課件
- 2024年醫(yī)療器械經(jīng)營(yíng)質(zhì)量管理規(guī)范培訓(xùn)課件
- 2024統(tǒng)編版初中八年級(jí)語(yǔ)文上冊(cè)第五單元:大單元整體教學(xué)設(shè)計(jì)
- 小記者新聞寫作培訓(xùn)
- 【《智慧城市建設(shè)中電子政務(wù)建設(shè)問題及完善策略一以瀘州市為例》9000字(論文)】
評(píng)論
0/150
提交評(píng)論