11.  Although the sound could be heard clearly, it took us a long time to react.

12.  All of us could not believe it if it were not for his personal true experience.

13.  I read aloud from Howard Pyle's Book of Pirates; but I could see he was not following what I was reading.

14.  I sat down an opened the Pirate book and commenced to read, but I could see he was not following, so I stopped.

15.  Luggage of different colors could be seen everywhere.

16.  ' \

17.  There's nothing he could do to invert the stereotype, and neither could we.

18.  He stood there with loneliness, and all we could give him was sympathetic stare.

19.  What we could do is to fairly judge a student for characteristics that set him apart as an individual.

20.  On campus, we could make the difference to change stereotypes.