The floor is very dirty. Will you please ______?
| A．mop it up | B．mop up it | C．to mop it up | D．to mop up it |
— Are you willing to live on Mars（火星） one day?
— ______________ It sounds exciting, but it still worries me.
| A．Of course I am. | B．I’m not sure. |
| C．Why not? | D．Are you joking? |
Shanghai is bigger than ________ in Japan.
| A．any other city | B．any city |
| C．all the other cities | D．all the city |
_________ make any noise. Your mother is reading books.
| A．Not | B．Be not | C．No | D．Don’t |
He speaks English well, but of course not ________ a person born in England.
| A．as clear as | B．cleaner than |
| C．as clearly as | D．the more clearly |
Not only my friends but also I _________ interested in those plays.
| A．are | B．am | C．is | D．Were |