句型转换
1.This is an old bus.（改为复数句）
2.Those are not apples.（改为单数句）
3.Are you in Grade Seven？（做否定回答）
4.What are these in English？（用box来回答）
5.Lucy is in Class1.Lily is in Class2.（改为同义句）
参考答案:1.There are some old buses.
2.It's not an apple.
3.No,I'm not.
4.They are boxes.
5.Lucy is in Class 1 while Lily is in Class 2.