When his dad died, he felt his world had turned upside – down.
| A．in case | B．as if | C．so that | D．even though |
— ____ 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 |
She must have seen the blind man many times , ____ she ?
| A．haven''t | B．didn''t | C．hasn''t | D．hadn''t |