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1、Section A(3a3c)单元同步语法精讲精练,句式变身: 变否定句时,当主语是第三人称单数或单数名词时,在实义动词前加doesnt,此时要注意其后的动词变成原形;当主语是第一、第二人称、第三人称复数及其他复数名词时,在行为动词前直接加dont即可。如: My brother doesnt have a basketball. The girls dont have computer games. 变一般疑问句时,当主语是第三人称单数或单数名词时,在句首加助动词Does,句中行为动词变为原形;当主语是第一人称、第二人称、第三人称复数及其他复数名词时,在句首直接加助动词Do。其肯定回答为“Y
2、es,主语do/does.”,否定回答为“No,主语dont/doesnt.”,。如: Do you have a basketball? Yes,I do./No,I dont. Does she have a tennis ball?,一、根据句意,用do,does,dont或doesnt填空。 1.Kate and her friend have a dictionary. 2.Jack have a brother. 3. your sister have a computer? 4. you have a baseball? Yes,I . 5. she have a tennis
3、ball? No,she .,dont,doesnt,Does,Do,do,Does,doesnt,二、按要求完成下列句子。 1.Frank has a black tape player.(改为一般疑问句并作肯定回答) Frank a black tape player? . 2.I have a red schoolbag.(改为一般疑问句并作否定回答) you a red schoolbag? . 3.He has a sister.(改为否定句) He a sister. 4.My grandparents have a white dog.(改为否定句) My grandparent
4、s a white dog. 5.She has a nice cup.(用they代替she改写句子) nice .,Does,have,Yes,he does,Do,have,No,I dont,doesnt have,dont have,They have,cups,三、单项选择。 1. your cousin have a soccer ball? A.Is B.Are C.Do D.Does 2.Annas sister an English dictionary. A.dont have B.dont has C.doesnt have D.doesnt has 3.Mary has baseball,but she doesnt play baseball. A.a;a B.the;the C./;a D.a;/,D,C,D,4.Does Tom a volleyball? Yes,he two. A.have;have B.have;has C.has;have D.has;has 5.Jack,what about going to the zoo? . A.Youre welcome B.Have a good day C.That sounds good D.Nice to meet you,B,C,