On the third floor there are two rooms, ____ is used as a meeting room.
| A．one of them | B．the larger of which |
| C．the larger of that | D．the largest of which |
—The job interview will take place tomorrow and I’m really worried about it, Mum ?
— ________, dear! Just try your best.
| A．With pleasure. | B．Take it easy |
| C．Have a good time | D．Good luck |
The visiting minister expressed his satisfaction with the talks, _________ that he had enjoyed his stay here.
| A．having added | B．to add |
| C．adding | D．added |
--- Where did you get to know him?
--- I think it was in the factory______ I worked ten years ago.
| A．where | B．that | C．/ | D．when |
—Why does the lake smell terrible?
—Because large quantities of water .
| A．have polluted | B．have been polluted |
| C．is being polluted | D．has been polluted |
—Hi, Tom, why are you looking so tired?
—I'm tried. Because I ______ the living room all day.
| A．painted | B．have been painting |
| C．have painted | D．had painted |