The microphone enabled them to keep in touch, in other words, it made it _____ for them to contact each other.
_______ is our belief that improvements in health care will lead to a stronger, more prosperous economy.
I’d appreciate ____ if you would like to teach me how to use the computer.
As the busiest woman in Norton,she made_________her duty to look after all the other people’s affairs in that town.
The chairman thought________necessary to invite Professor Smith to speak at the meeting .
—How was the 2008 Beijing Olympic opening ceremony? —________ that the whole world was attracted.