Mr. Black has been teaching English in a middle school _____ he came to China.
To our surprise, the painting considered______ should have won the prize.
The old woman had a letter from her son in the army_____ to her.
The joke told by Tom made us______, so our maths teacher couldn’t make himself______.
.— Jenny looks hot and dry.— So______ you if you had a high fever.
As you are now a member of our society we shall let you ______ our secrets.