—Do you have _______ sweet tooth? —I used to, but now I’m on _______ diet.
. ________ the case is settled out of court, it can often take years before it comes to trial.
. Put on your rain()coat ________ it rains.
.________ gas leaks and similar accidents should occur, some responsible persons should regularly inspect all the laboratories.
. ________ in one leg, he never had a chance to get a job.
. The production of television commercials must be professional ________ they aim at promoting good service, or public education.