There will be______one-hour documentary tonight on TV. It tells a story of______honest boy in the mountain village far away.
| A．a, a | B．/, a |
| C．an, a | D．a, an |
I _______ go to school on foot, because my home is next to the school.
A. always B. seldom C. never
— I have great _______ in learning math and I'm so worried. Could you help me?
— Sure. I'd be glad to.
A. trouble B. interest C. fun
—Did you see the traffic accident on East Street this morning?
— Yes, I _________ shopping with my friend Tina at the time.
A. have gone B. am going C. was going
You _______move to the next room. You may still stay here if you like.
A. must B. needn’t C. can’t
You will lose the game _________ you try your best.
A. when B. if C. unless