1、一般现在时变否定句的规则培训资料一般现在时变否定句的规则一般现在时变否定句的规则. (a) 含有 am is are 的句子,变否定句时, 只需在am is are 后加not. 例1 This is a book. 否定句 This is not a book . 例2 I am a teacher . 否定句I am not a teacher . 例3 These are pens . 否定句These are not pens .(b) 含有实义动词的句子,变否定句分两步。(1)如果主语是第三人称单数时,要在实义动词前加doesnt,后面的动词用原形。 例1 He eats an ap
2、ple. 否定句 He doesnt eat an apple. 例2 Jim does his homework. 否定句 Jim doesnt do his homework. 例3 Marry goes to school. 否定句Marry doesnt go to school. (2) 如果主语不是第三人称单数时,只 需在实义动词前加dont. 例1 I teach English. 否定句 I dont teach English. 例2 They go to school. 否定句 They dont go to school. 例3 We sing a song. 否定句 W
3、e dont sing a song. (c) 含有情态动词的句子,变否定句时, 只需在情态动词后加not. 例1 I can dance. 否定句 I can not dance. 或 I cant dance. 例2 They can speak English. 否定句 They can not speak English. 或 They cant speak English. 例3 He must go home. 否定句 He must not go home. 或 He mustnt go home. 例4 He must be on the playground. He can
4、not be on the playground. 析:当must be用来表示推测,有“一定”的含义时, 否定式要用can not. 例5 You must say something at the mecting. You neednt say anything at the mecting. 析:当“must+行为动词”用来表示“必须”的含义时, 其否定式可用neednt 或mustnt表示“不需要”,“不必”, 语气委婉,must not表示“禁止”,“千万别”语气生硬。 例6 You may come in now.You mustnt come in now. 析:may作为情态动
5、词表示“可以”时, 其否定式用must not,而不用may not. 例7 He may watch TV . He mustnt watch TV. 注意: (1) 见到some 变否定句时,要换成any. 例1 I eat some apples. 否定句 I dont eat any apples. 例2 He has some books. 否定句 He doesnt have any books.例3 He does his home work. 否定句 He doesnt do his home work. (2) 见到and 变否定句时,要换成or. 例1 There is s
6、ome air and water on the moon. 否定句 There isnt any air or water on the moon.例2 He has some brothers and sisters. 否定句 He hasnt any brothers or sisters. 例3 He eats apples and oranges. 否定句He doesnt eat apples or oranges. (3) 见到too和also变否定句时,要换成either. 例1Tom goes to school too. 否定句 Tom doesnt go to schoo
7、l either. too和also用于肯定句中时,否定句中用either替换。(4 见到already变否定句时,要换成yet。例1 He has had supper already. He hasnt had supper yet. 随着对谓语动词的否定,某些副词也要作相应的变动。 一般现在时精炼一 将下列句子变否定句。 例1 I am a boy. 例2 You are a girl. 例3 He is a teacher. 例4 Jim is English. 例5 These are bikes. 例6 Those are maps. 例7 They are buses. 例8 W
8、e are Chinese.二 将下列句子变否定句。 例1 Im a boy. 例2 Youre a girl. 例3 Hes a teacher.例4 Its a pen. 例5 These are some bikes. 例6 Those are maps and pencils. 例7 Theyre some buses and cars. 例8 She is your teacher.三 将下列句子变疑问句。 例1 I am a boy. 例2 You are a girl. 例3 He is my teacher. 例4 Jim is our English. 例5 These ar
9、e some bikes. 例6 Those are my maps. 例7 They are some buses. 例8 We are Chinese.四 将下列句子变成疑问句。 例1 Im a boy. 例2 Youre a girl. 例3 Hes my teacher.例4 Its a pen. 例5 These are some bikes. 例6 Those are maps and pencils. 例7 Theyre some buses and cars. 例8 She is your teacher.五 将下列句子变否定句。 例1 I teach English. 例2
10、They go to school. 例3 We sing a song. 例4 He spells it. 例5 She goes to school. 例6 He does his homework. 例7 They do their homework. 例8 I do my homework.六 将下列句子变否定句。 例1 He teaches my English. 例2 They speak English and French. 例3 We eat some apples. 例4 Jim spells it. 例5 She goes to our school. 例6 He doe
11、s some homework. 例7 They do their homework. 例8 We do some homework.七 将下列句子变疑问句。 例1 I teach English. 例2 They go to school. 例3 We sing a song. 例4 He spells it. 例5 She goes to school. 例6 He does his homework. 例7 They does their homework. 例8 I do my homework.八 将下列句子变疑问句。 例1 He teaches my English. 例2 The
12、y speak English and French. 例3 We eat some apples. 例4 Jim spells it. 例5 She goes to our school. 例6 He does some homework. 例7 They do their homework. 例8 We do some homework. 九 将下列句子变否定句。 例1 I can dance. 例2 They can speak English. 例3He must go home. 例4 He must be on the playground. 例5 You must say som
13、ething at the mecting. 例6 You may come in now. 例7 He may watch TV . 例8 We need speak English.十 将下列句子变否定句。 例1 I can dance and sing. 例2 They can speak some English. 例3You must go home. 例4 They must be on the playground. 例5He must say something at the mecting. 例6 Jim may come in now. 例7 They may watch
14、TV . 例8 We need speak English and English.十一 将下列句子变疑问句。 例1 I can dance. 例2 They can speak English. 例3He must go home. 例4 He must be on the playground. 例5 You must say something at the mecting. 例6 You may come in now. 例7 He may watch TV . 例8 We need speak English.十二 将下列句子疑问定句。 例1 I can dance and sing
15、. 例2 They can speak some English. 例3You must go home. 例4 They must be on the playground. 例5He must say something at the mecting. 例6 You may come in now.例7 They may watch TV . 例8 We need speak English and English.十三 写出下列动词的第三人称单数形式。 1 go 2 spell 3 speak 4like 5teach 6 Be 7 are 8 study 9 have 10 do十四
16、将下列名词变成复数。 1 apple 2 orange 3 map 4 pen 5 pencil 6 desk 7 dog 8 tomato 9 photo 10 knife十五 将下列名词变成复数。1 man 2 woman 3 child 4 person 5people6 fish 7 sheep 8 deer 9 foot 10 tooth十六 写出人称代词主格。十七 写出人称代词宾格。十八 写出形容词性物主代词。十九 肯定回答和否定回答。 1 Is this your book ? 2 Are you a teacher ? 3 Is there any water in the c
17、up ? 4 Are there any books or pens on the desk? 5 Does he do his homework ? 6 Does Jim go to school ? 7 Do you like your English teacher ? 8 Do they study English ? 9 Can you dance ? 10 May he go home ? 11Must you come in time. 12 Need I finish the work today? 13 Do you study English ?14 Do they spe
18、ak English?二十 写出一般现在时的四种构成。 1 2 3 4一般现在时精炼答案一 将下列句子变否定句。 例1 I am not a boy. 或 Im not a boy. 例2 You are not a girl.或 You arent a girl.例3 He is not a teacher.或He isnt a teacher 例4 Jim is not English.或Jim isnt English 例5 These are not bikes.或These arent bikes. 例6 Those are not maps.或Those arent maps 例7
19、 They are not buses.或They arent buses. 例8 We are not Chinese.或We arent Chinese二 将下列句子变否定句。 例1 Im not a boy. 例2 Youre not a girl.或You arent a girl. 例3 Hes a teacher.或 He isnt a teacher.例4 Its not a pen.或 It isnt a pen. 例5 These are not any bikes.或These arent any bikes. 例6 Those are not maps or pencil
20、s. 或Those arent maps or pencils. 例7 Theyre not any buses or cars. 或Theyarent any buses or cars.例8 She is not your teacher.三 将下列句子变疑问句。 例1 Are you a boy?例2Are you a girl? 例3 Is he your teacher? 例4 Is Jim your English? 例5 Are these any bikes? 例6 Are those your maps? 例7 Are they any buses.? 例8 Are you
21、Chinese?四 将下列句子变成疑问句。 例1 Are you a boy? 例2 Are you a girl? 例3 Is he your teacher? 例4 Is it a pen.? 例5 Are these any bikes? 例6 Are those maps or pencils? 例7 Are they any buses or cars? 例8 Is she your teacher?五 将下列句子变否定句。 例1 I dont teach English. 例2 They dont go to school. 例3 We dont sing a song. 例4 He doesnt spell it. 例5 She doesnt go to school. 例6 He doesnt do his homework. 例7 They dont do their homework. 例8 I dont do my homework.六 将下列句子变否定句。 例1 He doesnt teach my English. 例2 They
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