This ruler is 10 centimeres long同义句

This ruler is 10 centimeres long同义句 ThiS ruler is long.同义句 ThiS ruler （ ） （ ) is this her ruler?的同义句 Whose is this ruler?(同义句) Is this your ruler?改为同义句 Is this her ruler?改为同义句. This is her ruler同义句 whose ruler is this的同义句 Tom's ruler is long.(改为同义句) Tom's ruler is long.(改为同义句)Tom's ruler is_____ _____. 改为同义句My ruler is 30 centimetres long.改为同义句.My ruler is 30 ce this is my ruler的同义句是什么