Food safety is important. Rules to stop people from food pollution.
Sorry, Madam. You’d better come tomorrow because it’s ________ the visiting hours.
— I didn’t go to Tom’s birthday party yesterday. What about you?— ________, because I was preparing for the exam all the time.
I suppose everyone will be interested in these after-school activities, ________?
You cannot burn the candle at both ends. This is not the right ________ to go on to do another survey.
You don’t know whether the shoes fit you ________ you try them on.