These're my pencils 变为单数句

These're my pencils 变为单数句 These are my pencils改为单数句 what’re these（变单数句） These are my horses改单数句 These are my oranges 变为否定句 按要求完成句子，每空一词。 1．These are pencils．(改为单数句) That is my grandma.(变为复数形式) These are my brothers.(变为单数句型)Th 请问单数句变复数句,句中的人称代词跟着变吗?例如：This is my friend,在变为复数句时,是These ar 变为单数句These are eggs.变单数句 _________ __________ _________eggs. 用适当的物主代词填空 4.are these ___(you) pencils?yes,they're ____(my) Where are my pencils 改为单数形式 those are my pencils 改为单数句子