Jane was asked a lot of questions ,but she didn’t answer ________ of them .
A other B any C none D some
Shortly after suffering from a massive earthquake and ________ to ruins, the city took on a new look.
| A．reducing | B．reduced |
| C．being reduced | D．having reduced |
The ability ________ an idea is as important as the idea itself.
| A．expressing | B．expressed |
| C．to express | D．to be expressed |
Volunteering gives you a chance ________ lives, including your own.
| A．change | B．changing |
| C．changed | D．to change |
Tom asked the candy makers if they could make the chocolate easier ______ into small pieces.
| A．break | B．breaking |
| C．broken | D．to break |
This machine is very easy ________. Anybody can learn to use it in a few minutes.
| A．operating | B．to be operating |
| C．operated | D．to operate |