It is ______ that the noise around us is a(n) _______ to our health and well being.
| A．preventable; precaution | B．denial; existence |
| C．undeniable; hazard | D．vital; culprit |
——I can’t find my MP4 player.
—— You _______it on the desk. I saw a red one on it.
| A．might have put | B．can put | C．need have put | D．must put |
—— Excuse me! Can you _____that the movie starts at 7:00 pm?
—— Yes, I can.
| A．confirm | B．admit | C．agree | D．conclude |
The teacher wondered whether those ______at the back of the classroom could hear him.
| A．seating | B．sit | C．seated | D．sat |
Look! There’s no light on—Sara _____be at home.
| A．can’t | B．mustn’t | C．needn’t | D．shouldn’t |
Tracy wanted to be _____of her parents after graduation, and tried to live alone.
| A．aware | B．confident | C．independent | D．proud |