As we all know, diligence is the path ________to happiness.               (      )

—What do you think made Tina so delighted？ —______ the driving test at her first attempt.

     in her most beautiful skirt, the girl tried to make herself        at the party. 

 The detective, ________ to read a newspaper, glanced at the man ________ next to a woman.

We are taking action, but how effective it will remain _______.