Mary has just finished writing a ________article．
| A．nine-hundred-word | B．nine-hundred-words |
| C．nine-hundreds-word | D．nine-hundreds-words |
I ________this book for about a month, so I have to return it as soon as possible.
| A．have borrowed | B．have kept |
| C．have bought | D．have posted |
____ of the students in our class _____ girls.
| A．Three fives, is | B．Three fifths, is |
| C．Three fifth, are | D．Three fifths, are |
--I got another B in my exam. I don’t know how to overcome the spelling mistake.
--You should remember _____ you check the paper, the_____ grades you will get.
| A．the more careful, the more |
| B．the less carefully, the fewer |
| C．the more carefully , the better |
| D．the more careful, the less |
The teacher asked the students to consider ________ another word instead of this one.
| A．use | B．to use | C．using | D．used |
---May I take photos in the history museum?
---No, you ________. It’s not allowed there.
| A．won’t | B．needn’t | C．mustn’t | D．wouldn’t |