The flood is believed ____ more than 50 people and made thousands homeless, ____ it perhaps the most destroying flood in history in the area.
| A．killing; to make | B．to have killed; making |
| C．to have killed; having made | D．having killed; making |
Mary is really good at taking notes in class. She can almost every word her teacher says.
| A．put out | B．put down |
| C．put away | D．put together |
When ________ questions in class, one should answer them as clearly as possible.
| A．asking | B．to ask | C．to be asked | D．asked |
It was not until I came here ____ I realized this place was famous, for not only its beauty but also its weather.
| A．who | B．that | C．where | D．before |
—How much shall I pay for the phone call?
—You________. This is free of charge.
| A．shouldn't | B．can't | C．don't have to | D．mustn't |
Food supplies in the flood-stricken area ______. We must act immediately before there’s nothing left.
| A．have run out | B．are running out |
| C．have been run out | D．are being run out |