--- Are you going to the concert tomorrow?
--- ___________I’m not sure whether I could finish my paper before that．
| A．Come off it | B．You’ve a point there |
| C．It depends | D．In my opinion |
Johny , you ____ play with the knife , you ____ hurt yourself .
| A．won''t ; can''t | B．mustn''t ; may | C．shouldn''t ; must | D．can''t ; shouldn''t |
— ____ he be at home now ?
— No . he ____ not . He ____ be in his office . He often goes home from work at almost twelve .
| A．Can ; can ; must | B．Must ; need ; can | C．May ; must ; must | D．May ; need ; must |
You had better not keep the window open , ____ ?
| A．will you | B．did you | C．had you | D．would you |
“That VCD you bought ____ very expensive” . “Do you know ____ ? ”
| A．ought to be ; how much it cost | B．may be ; how much it costs |
| C．must be ; how much it cost | D．can be ; how much doesn''t it cost |
“I won''t go to school today , Dad ? ” “____ . ”
| A．You shall | B．You should | C．You must | D．You will |