句子变复数what is your telephone number?我该采纳哪个呢 干脆一个都不给 你们都来玩了啊，我都知道正确答案了，你们说 该给谁呢？

（单数句子变复数） 1.—Is that your family? —Yes,it is. Is your case?变复数句 is this your ball?(变复数） What color is it怎样变复数? 英语句子单数变复数急解Thsi si my sister.what is that those aren it your books.Is this your parent 否则我明天中午又要挨饿了!随便告诉做这些题的方法! Is this your backpack?变复数要怎么变啊! HERE IS YOUR DRESS变复数句怎么变 Is this your knife 改为复数句子 Is this your pencil?Yes ,it is.变复数 what color is your ball 改为复数句 ls this bike yours ?（用your改写句子,意思不变）求助 what is it?改为复数句子 句子变复数what is your telephone number?我该采纳哪个呢 干脆一个都不给 你们都来玩了啊，我都知道正确答案了，你们说 该给谁呢？ 英语句子变复数,怎么做,谢谢!1.This is my book 2.That is his family 3.He is french 4.I am a student 5.He is a hairdresser 6.Is this Lily's pen 7.Is that your friends car8.It is her dress 9.What's your job 英文句子变复数：1.Is he Russian?Yes,he is.2.Is she Dutch?No she isn·t No I am not.3.Is this your tie?No,it isn·t 4.What colour is your book?It is red and green.He is Russian.急,急,急,急,急,急,急,急,急,急,急,急,急, 写出下列句子的复数形式this is my book.is that your sister?that is my baseball.is this your friend?what's this in english? this is your pencil sharpener.变复数________your___________ Is it your salsd?变复数salad不可数。 Is there a dictionary in your bag?(变复数句)