______ is no doubt that the media play a major role in influencing people’s opinions.

The computer was used in teaching. As a result, not only__________, but students became more interested in the lessons. 

I was just _______to go out when the telephone rang ．

      good manners to say “Sorry” when you knock into someone but    no need to say it again and again .

I prefer _____ at home to _____ outside.