It may not rain, but you had better take an umbrella__________.

A warm thought suddenly came to me ______ I might use the pocket money to buy some flowers for my mother’s birthday.

        I toured ZhangJiajie, I was deeply impressed with its beautiful scenery.

 After ________ seemed an endless wait, it was her turn to enter the interview room.

______ it is hoped that college students should be equipped with the ability to take a good set of notes, this is not always the case.