- ?—Hold on, please.
—My sister is on holiday in Hainan. —I wonder ____.
Mr zhang speaks very loudly ___ all the people can hear him clearly.
—Have you done your homework?—No, I’ll finish it ___ ten minutes. A at B. in C. on D. after
—Kate. Let’s run right now. Or we’ll be late.—____. We still have 25 minutes left.
—The 3G mobile phone has influenced people’s life a lot since it ___