― Let me help you carry the box.
― No, thanks. It’s big, ________ there is nothing in it.
| A．and | B．so | C．but | D．because |
Bill doesn’t like the sunglasses in the ad because they can’t _______the sun well.
| A．take out | B．keep out | C．clean out | D．look out |
_______ they are twin brothers, they don’t look like each other.
| A．Though | B．Since | C．However | D．When |
The customers are pleased with the________of the restaurant.
| A．balance | B．experience | C．surface | D．service |
Mr. Black is strongly _______keeping animals in the zoo, because he thinks animals should also have the right to enjoy freedom.
| A．up | B．for | C．against | D．down |
The number of the students in our school is about nine ____. ____ of them are boys.
| A．hundred; Two thirds | B．hundred; Two third |
| C．hundreds ; Two thirds | D．hundreds; Two third |