The engine just won't start. Something seemswrong with it.
| A． | to go | B． | to have gone | C． | going | D． | having gone |
Water ____ be changed into vapour but it ____ be heated to its boiling point .
| A．may ; can | B．can ; must | C．may ; needn''t | D．must ; may |
____ you like something to drink now ?
| A．Do | B．Will | C．Can | D．Would |
I ____ take a job . No one ____ stop me .
| A．will ; shall | B．will ; may | C．should ; will | D．shall ; may |
“When ____ he leave the hospital ? ”I asked the doctor .
| A．will | B．shall | C．can | D．may |
— They haven''t finished the work up to now . — Well , he ____ .
| A．should have | B．should | C．ought to | D．ought have |