This is my sister and this is my brother 能不能写成this is my sister and (my)brother .把第二句的主\谓语省略?Her last name is Chen and first name is Hua .这是用同一形容词性物主代词修饰,所以and后的HER就省略了,那

（this）is my sister NO,my sister is an artist This is my sister.改为复数形式、 This is my sister(变为复数句) This is my sister.(改为一般疑问句) oh,jane,this,is,my,sister,kate. 是this is my sister kate吗 this is not my sister 缩写 This is for my sister是什么意思 This girl is my sister 对划线部分提问：（my sister)对（my sister)提问 This is my sister a什么that is my brother? And this is my sister和This is my sister的区别, This is my sister.________name is Mary.空处填什么? 什么时候用she is my sister ?什么时候用this is my sister?急!急! 什么时候用this is my sister,什么时候用she is my sister? My sister is an office worker.（作同义句）1.My sister （ ） （ ） （ ） （ ）.2.My sister ( ) ( ) ( ) . this my sister.对my sister提问 sister teacher my English is an .注意,这是连词组句