You have to wear special clothing, a helmet and a life jacket ____ your raft gets turned upside down or sinks.
The teacher together with the students ________ discussing Reading Skills that ________ newly published in America.
Not until I came home last night ________ to bed.
It ____in this new hall ____ was just set up last month ________ we held an important meeting yesterday.
In order to find _______ better job, he decided to study _________ second foreign language .
She is becoming fat, _______ bothered her very much.