Please don’t throw paper on the floor. —–_____, I won’t.

__arriving in Tibet , the soldiers atonce joined them ____their work.

It is not who is right but what is right ______ is of importance.

It is said that there are plenty of hotels in that town. There _____ be any difficulty for you to find somewhere to stay.

You don’t forget when we borrowed that reference book, do you?— I can’t remember now but ________ sometime last week?