We( ) have classes ( )Sunday morning. 我们星期天早上不上课
问题描述:
We( ) have classes ( )Sunday morning. 我们星期天早上不上课
答
We ( don't ) have classes (on )Sunday morning.
We( ) have classes ( )Sunday morning. 我们星期天早上不上课
We ( don't ) have classes (on )Sunday morning.