Mr. Mao, who as a construction worker for over 8 years, is now a distinguished lawyer in this country.
| A．has worked | B．had worked | C．worked | D．has been working |
We've had a good start, but next, more work needs __________ to achieve the final success.
| A．being done |
| B．do |
| C．to be done |
| D．to do |
Passengers are permitted __________ only one piece of hand luggage onto the plane.
| A．to carry |
| B．carrying |
| C．to be carried |
| D．being carried |
Having finished her project, she was invited by the school __________ to the new students.
| A．speaking |
| B．having spoken |
| C．to speak |
| D．to have spoken |
Bill suggested __________ a meeting on what to do for the Shanghai Expo during the vacation.
| A．having held |
| B．to hold |
| C．holding |
| D．hold |
Susan wanted to be independent of her parents. She tried __________ alone, but she didn't like it and moved back home.
| A．living |
| B．to live |
| C．to be living |
| D．having lived |