Don’t be joking. It’s time to ______ your business.
| A．take up | B．set out | C．go on | D．get down to |
31. If you are looking for somewhere to rent, I think there's a(n) _______apartment in my building.
| A．empty | B．vacant | C．hollow | D．bare |
30.-Jane is always lying.
- So it’s no wonder that she has no one to ________.
| A．rely on | B．pick up | C．hold on | D．find out |
29. It's reported that the price of that building, which you were looking forward to buying, has risen ______ a further 600 yuan a square meter.
| A．at | B．by | C．with | D．for |
28. __________ no need __________ the radio since I've got used to working with it on.
| A．It's; to turn down | B．It's; turning up | C．There's; turning of | D．There's; to turn off |
27. The sale usually takes place outside the house, with the audience _____on benches, chairs or boxes.
| A．having seated | B．seating | C．seated | D．having been seated |