I got out of the taxi, ___ the fare and dasked into the station.
| A．paying | B．paid | C．to pay | D．having paid |
John, look at the time. ____ you play the piano at such a late hour?
| A．Must | B．Can | C．May | D．Need |
---In the countryside you can enjoy fresh air, blue sky and quiet surroundings.
---_______ more and more retired people are escaping from the crowded city.
| A．It is no wonder | B．It is no doubt |
| C．there is no need | D．there is no possibility |
The police ______ the stolen jewellery and returned it to the owner.
| A．searched | B．hunted | C．invented | D．recovered |
____the problem of land erosion(侵蚀) getting more serious, the government is searching for a way to deal with it.
| A．As | B．When | C．With | D．If |
---How could you be so rude as to walk in here in the middle of my class?
---_____________
| A．Nothing much | B．Nothing serious | C．Never again | D．Never mind |