—Which is the biggest number of the four?
— ．
| A．One-third | B．Two-thirds | C．A half | D．A quarter |
－Look! The boy with green hair is cool!
－ But I don’t think students _____to color their hair.
| A．should be not allowed | B．should be allowed |
| C．should allow | D．shouldn’t be allowed |
_____Roy ____Jean speaks good English, so they can communicate with these American students very well.
| A．Neither; nor | B．Not only; but also |
| C．Both ;and | D．Either; or |
－My parents always warns me ______ with fire.
－They are right. It’s dangerous.
| A．to play | B．to work |
| C．not to play | D．not to work |
－ Mrs. Smith ______ singing as a hobby in her sixties, and she is really good at it now.
－It’s never too old to learn.
| A．put up | B．took up |
| C．looked up | D．gave up |
We won’t allow _____in the museum. But you are allowed _____in the rest room.
| A．smoking; smoking | B．smoke; to smoke |
| C．smoking; to smoke | D．smoke; smoking |