—The river is becoming dirtier because the steel factory has put waste into it.
—Yes. We must take action to improve the .
A. condition B. pollution C. position D. situation
—Excuse me, would you like mind helping me with the math problem?
—I’m sorry. , I’m in a hurry.
A. In general B. In fact C. By the way D. Of course
If you want to be ,you must try your best and never give up.
A. somebody B. everybody C. anybody D. nobody
I prefer to go to school by underground. It’s much because the traffic is too heavy on the road in the morning.
A. quick B. quicker C. cheap D. cheaper
—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
our joy, our class came first in this year’s school football match.
A. In B. At C. To D. For
