Is this your ruler?作肯定回答

Is this your ruler?作肯定回答 Is this your ruler?Yes._________. Is this your ruler?改为同义句 is this ruler your?yes .找出错误 （）（）,is this your ruler?No. this is his book that is your ruler 改成一般疑问句并作肯定否定回答this is his bookthat is your ruler改成一般疑问句并作肯定否定回答 And is this your ruler的汉语意思 your is brother short this ruler for怎么连成一句话 连词成句：this.ruler.is.your.kitty Whose ruler is this? Is this red ruler ( ( ) ruler is this? What () is your ruler this isn't your ruler that ruler is------------he her hers its That‘s a ruler.(改为一般疑问句) Is this your book?(作回答) It is my ID card(改为否定句) Is this ( ) ruler?A.Your B.Yours C.YouIs this ( ) ruler?A.YourB.YoursC.YouD.You're Is this ruler ( No,it is( ).A your;hers B hers;your C yours;her Is this your ruler? No,it isn't.（I）( )is atIs this your ruler?No,it isn't.（I）( )is at home.