小升初英语语法复习——句型转换

第一节 单数句变复数句 【知识梳理】 单数句变复数句歌谣： ??????????????????????????单数句变复数句,?? 代词四变要记住。 ??????????????????????????人称,指示,反身变 物主代词看一看。 ??????????????????????????连系动词 am? is?? 变成 are。 ??????????????????????????冠词a an要去掉，改为some, any也可以。 ??????????????????????????名词做定语，介宾不要变；有man和woman也例外。 ??????????????????????????句式不要变，十全十美题做完。 ??????1、人称代词由单数变复数： ?????主格 I? we you? you he/she/it? they 宾格 me us you? you him/her/it them ? 例1 She is a girl . They are girls . ?????????? 例2 I like her. We like them. 2 、指示代词由单数变复数： 单数 复数 this? ??these? that? those 例1 This is a book .???? These are（some）books . ???????? 例2 Is that a pen？????? Are those（any）pens？ ????? ?3、反身代词： 　?????? ????????????? 第一人称?? ?myself????????????? ourselves 　???? 　??????????? ??第二人称?? ?yourself????????? ?yourselves 　　???????????????? ? 第三人称??? himself?????????? ?themselves 　　????????????????????????????( herself, itself ) 【例题精讲】 ??????????? 例1 I am teaching myself computer.?? ?????????????????? ?We are teaching ourselves computer. 　　? 例2 The child himself draws this picture.?? ????????????????? ?The children themselves? draw? these pictures. 　　4、 物主代词由单数变复数： ??????????????? ?1 名词性物主代词：mine ours ，yours yours ， his/hers/its theirs ???????????????? ?2 形容词性物主代词：my? our，your your ，his/her/its their ?????????????????????? ?例1 The book is mine. The books are ours. ?????????????????????? ?例2 This is her pen. These are their pens. ??? 5、 一般情况下，形容词性物主代词在单数句变复数句时不变。 ????????????????????? ?例1 This is my book .???? These are my books . ? ??6、 当句中形容词性物主代词与句中的主语一致时，形容词性物主代词 ??????? 应随主语人称的变化而变化，? 仍要保持一致。 ??????????????????? ?? 例1 He likes his bike.? They like their bikes. ????7、 连系动词由单数变复数 ：is/am? are ???????????????????? ?例1 I am a teacher. We are（some）? teachers. 8、?a/an表示一个，只能用在单数名词前，当单数句变复数句时， 一定要把a/an去掉，或改为some/any。 ????????????????????? ?例1 This is a book .???? These are（some）books . ?????????????????????? 例2 Is that a pen？????? Are those（any）pens？ ?? 9、 当名词作定语或在介词短语中作介词宾语充当除宾语以外的其它成分时，??该名词不变。 ??????????例1 He is a boy student .They are（some）boy students. ??????????????????????????（man和woman）除外。 ??????????????????? ? 例2 She is a woman worker. ??????????????????????????? They are（some）women workers. ????10、 单数句变为复数句时，句式不能改变，即单数句是疑问句时， 变为复数句时，仍然是疑问句。 ?????????????????? 例1 What’s this？? What are these？ ??????????????? ? 例2 She likes his bike.? They like their bikes. 【巩固练习】?? 一 将下列单数句变为复数句 ???????? 1 This is a book . ???????? 2 Is that a pen？ ???? ??? 3 She is a girl . ?????? ? 4 I like her. ??????? ?5 The book is mine. ??????? ?6 This is her pen. ?? ... ...