好简单的说,话说我才5年级刚毕业 改成复数句的: 1.Those are maps. 2.They are workers. 3.They have oranges. 4.They are cats 改成单数句 1.This is a cake 2.I’m in Row 2. 3.He has a red pant 同义句 1.Where are you come from? 2.Does he come from England? 3.they aren’t in the same school.