Get out of here at once. _________ not, I’ll phone the police.
| A．Since | B．If | C．Why | D．When |
24. You ought to have put the milk in the refrigerator, and now ________sour.
| A．it smell | B．it is smelt | C．it smells | D．it is smelling |
Tim ________since he lost his job three weeks ago.
| A．had been unemployed | B．was unemployed |
| C．has been unemployed | D．has unemployed |
– “Have you moved into the new flat?”
“Not yet. The room ________.”
has been painted B. is painted C. paints D. is being painted
It is said that a new robot ______ by him in a few days.
| A．designed | B．has been designed |
| C．will be designed | D．will have been designed |
In April, 2009, President Hu inspected the warships in Qingdao, the 60th anniversary of the founding of the PLA Navy.
| A．marking | B．marked | C．having marked | D．being marked |