在哈佛大学图书馆的墙上有一条格言:“此刻打盹,你将做梦;而此刻学习,你将圆梦。”这格言启迪我们( )
If you make__ most of forty-five minutes classes day after day, there will be ______switch in grades.
I strongly suggest the person ________ out and explain all that has happened.
— Shall I open the window to let some fresh air in? —No,________ .
If you don’t know that _____ is the mother of success, you are sure to be _____ in life.
It is everyone’s duty to ______the rules of our school.