There is little time left, so the chairman asked me to _____my speech to 20 minutes.
| A．make | B．give | C．limit | D．explain |
Measures must be taken to prevent pollution ____ happily.
| A．from we live | B．for us to live |
| C．us living | D．from our living |
. Lucy found one of her friends had been ____ after she finished the invitations to her wedding party.
| A．taken out | B．put out |
| C．picked out | D．left out |
As a famous public figure, you have a duty to ____ yourself responsibly, especially in public places.
| A．carry | B．conduct |
| C．guide | D．operate |
All the photographs in this book, ____ stated otherwise, date from the 1950s.
| A．once | B．until |
| C．unless | D．if |
Despite being taken from very different sources, the results are remarkably ____.
| A．consistent | B．constant |
| C．contradictory | D．controversial |