1.Our classmate are having a good time on the Great Wall.（同义句改写）
问题描述：
1.Our classmate are having a good time on the Great Wall.（同义句改写）
2.Lily often sends me emails.（同义句改写）
3.We are playing games on the playground .（对画线部分提问）（playing games ）
4.He often does his homework at seven o‘clock in the evening.（改为否定句）
5.In class,we always listen to the teacher clearly.（将always改为at the moment）
答
1.Our classmate are having fun / enjoying themselves on the Great Wall.
注：(have a good time = have fun = enjoy oneself 玩得开心,过得愉快） 2.Lily often sends emails to me .注：send sb sth = send sth to sb 发某物给某人
3.What are you doing on the playground
4.He doesn't often do his homework at seven o‘clock in the evening.（ 注：加助动词之后原来的动词要用原形））
5.In class,we are listening to the teacher clearly at the moment .