28. Last month, part of Southeast Asia was struck by floods, from ____ effects the people are still suffering.
| A．that | B．whose | C．those | D．What |
--- I’m sorry, but there’s no smoking on this flight.
--- Oh, I ______ that. Sorry, I won’t again.
| A．don’t know | B．didn’t know |
| C．won’t know | D．haven’t known |
--- I dropped in at your house at about ten last night, but you weren’t in.
--- I ______ regular exercises at the club.
| A．did | B．was doing | C．had done | D．have been doing |
With the development of science, more new technology ______ to the field of IT.
| A．has introduced | B．is being introduced |
| C．is introduced | D．was introduced |
--- Got your driving license?
--- No. I ______ too busy to have enough practice, so I didn’t take the driving test last week. I’m going to next week.
| A．was | B．have been | C．am | D．had been |
My dictionary ______. I have looked for it everywhere but still ______it.
| A．has lost; don’t find |
| B．is missing; don’t find |
| C．has lost; haven’t found |
| D．is missing; haven’t found |