. One of the students hasn’t prepared lessons very well.
| A．his | B．one’s | C．ones | D．their |
__________ has already been pointed out, grammar is not a set of dead rules．
| A．As | B．It | C．That | D．Which |
I bought an ancient Chinese vase, _______ was very reasonable．
| A．which price | B．the price of which | C．its price | D．the price of whose |
Dorothy was always speaking highly of her role in the play, ______, of course, made the others unhappy．
| A．who | B．which | C．this | D．what |
Carol said the work would be done by October, _______ personally I doubt very much．
| A．it | B．that | C．when | D．which |
After living in Paris for fifty years he returned to the small town ________ he grew up as a child．
| A．which | B．where | C．that | D．when |