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This is my sister 改为复数句快 This is my sister.改为复数形式、 将下列句子变成复数形式：This is my sister.Is that a vlue jacket?That is her cousin.Here is my family photo.What's this in English?What color is your ruler?还有：This is my sisiter. 1.This is my sister.改为复数句2.That is my friend.改为复数句 This is my sister(变为复数句) This is tom'S friend in america.改为复数形式 This is mary's father and mother.同义句 this的复数是（）foot的复数（) is的复数（） This is Tom`s card 【改为同一句】 This【 】is【 】 形式 急He is fine 划线部分提问 -----He has a great birthday party.【改为一般疑问句】He is fine 划线部分提问 对 fine 提问 急ijijijijijijijijijijij This is a book 改为复数句 This book is in that box.（改为复数形式） 把下列单数句变成复数句或复数句变为单数句 1 is that your sister?yes,she is.2 this is my parent.3 what color is his jacket?4 what's this in English?5 who'he?6 we have four lessons in the morning.7 they have two uncles.8 those are er 写出下例句只的复数形是 ---Is that your ruler?--Yes,it is This is my parent 写出下例句只的复数形是 That is my book Is this your cousin?、 Is she your friend? 把下列句子由单数变为复数或由复数变为单数.1、This is a book.2、That is a box.3、Are those rulers?4、What are these.5、They are toys This is my brother.(改为复数） He is （my friend）画线提问 This is my brother.(改为复数形式）That is her parent.(改为复数形式）Those are my pens.(改为一般疑问句并作肯定回答）These are his jackets..(改为一般疑问句并作否定回答） Is this yuor brother改成复数形式 This is his ruler(改为复数句) That is my key(改为复数句) These are his brother This is her brother.改为复数句子 This is my friend 改为复数形式 this is my uncle 改写成复数形式怎么写. java中关键字 this 和super的作用及用法请高手们给我讲一下Java中this和super的具体的用法和作用（要比较全面的）,最好是有程序实例说明,乁Freedom,您好,不知道您能不能把第二条关于构造器里面 JAVA 中super 和this 的区别?求大虾们给个好的理解方法啊 另外,怎么有时在传值的时候也用this啊? 什么是PB?有什么意义? 煤炭PB是什么意思 PB&J是什么意思 VFP中有this.parent又有this.thisform……到底什么时候用parent? this is 与this's 的区别?在哪些情况下有不同的含义或用法? this.setName(name)和this.name = name有什么区别? this is 与this's 的区别?在哪些情况下有不同的含义或用法? c# 中this["name"]表示什么 sole parent中文含义应该是跟家庭有关的,我想知道确切的中文意思