The chances of discovering life on Neptune are about a million _____.
| A．at one | B．for one | C．to one | D．against one |
He______ on this paper for ten minutes but he______only about sixty words.
| A．will have worked, has written | B．worked, has written |
| C．has been working, has written | D．will be working, works |
______fashions differ from country to country may reflect the culture difference from one aspect.
| A．What | B．That | C．This | D．Which |
Mr Wang______an article on how to improve spoken English last month, but I don’t know whether he has finished it.
| A．has written | B．wrote | C．had written | D．was writing |
Mrs Brown was much disappointed to see the mobile phone she had had______the week before went wrong again.
| A．it | B．it repaired | C．repaired | D．to be repaired |
I’m examining the composition he has just finished______the possible mistakes in it.
| A．correcting | B．to correct | C．corrected | D．correct |