一、单项填空(共15小题,每小题1分,满分15分)
( )1. our joy, our class came first in this year’s school football match.
A. In B. At C. To D. For
( )2.—Mum, I’m dying for food. Can we have dinner now?
—Dear, let’s wait your dad comes back.
A. when B. after C. until D. while
( )3. I prefer to go to school by underground. It’s much because the traffic is too heavy on the