If there were no examinations, we should have ________ at school.
| A．the happiest time | B．a more happier time |
| C．much happiest time | D．a much happier time |
. I don’t know why the color ____ when I washed the coat.
| A．went | B．left | C．ran | D．dropped |
. It looks as if they are going to ____ us , dollars for the concert hall.
| A．want | B．cost | C．demand | D．Charge |
. — Is there a ____ to the time that I can stay here?
— Yes, you must leave here before he comes back.
| A．number | B．length | C．limit | D．Matter |
. The conference gives a chance for people of different ____ to exchange.
| A．characters | B．attitudes | C．views | D．Ways |
. If you don’t like to swim, you ____ as well stay at home.
| A．should | B．may | C．can | D．Would |