You mustn’t drive _____ you have drunk

The manager put forward a suggestion ____ we should have an assistant. There is too much work to do.

Our school will have the parents’ meeting _____ the afternoon of November 10th, and it will start _______3p.m.

The number of college students in Jiangsu thisyear _______ more than 500,000. But a number of students ________ attend goodcolleges now.

prices are rising so fast, manypeople are working out ways to ______down their expenses