It is well known that knowledge is________treasure house,but practice is________key to it.
I ______ you at 9 o’clock tomorrow morning in front of the school gate.
We need to increase employment. We need to reduce crime. And _______, we need to protect our environment.
Though his teachers were quite satisfied with his performance, he thought he ____ better if he had tried harder.
Riddle guessing on New Year’s Eve has become my family ________ for many years.
Bravely ________ they fought, they had no chance of winning the match.