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

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 把下列句子由单数形式该为复数形式 下列复数可变为单数句 把下列单数意义的句子变为复数意义的句子 将下列句子变为单数或复数句.It is my watch：__,___my___.They are erasers：__,___,____eraser 把下列单数句子变为复数句子/复数句子变为单数句子.1 is it an English book?2 He is a good boy 3 Thoes are eggs?4 Are they Chinese cars? 英语句子单数变复数He has a round face.(变为复数形式） Those are chair .(由复数变成单数) 分别把下列单数句子变为复数形式,把复数形式句子变为单数1.The girl has an alarm clock.2.That volleyball is under the brd.3.Does he watch TV every day.4.These friends are in my deb room.5.His cousins play basketball at school. 把下列单词变为第三人称单数havedoesletplaysoundwatchhaslikeeatrun 把下列句子有单数形式边复数形式或由复数形式变单数形式1.I'm a student.2.She watches TV in the evening.3.Those are eggs.4.These are our bags.5.He doesn't like volleyball. 将下列句子单数改变为复数.I listen to the radio every day._____________________________________最快回答者可有5分追加分. 把下列单词变为复数形式 把name变为复数 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 将下列单数句变为复数句 1,That is a jacket 2,She is anic将下列单数句变为复数句1,That is a jacket2,She is anice girl3,What color is it4,Is this your friend 单数 复数 把句子中单数句改成复数句,把复数句改单数句