When ________different cultures, we often pay attention only to the differences without noticing the many similarities.[ ]

Where did you meet him—It was in the hotel _________ I wasstaying

Mary felt quite ______ from theoutside world, because she couldn’t get access to the Internet and couldn’treceive any e-mail.

It was about 600 years ago _______ the first clock with a face and an hour hand was made.

do the washing-up Jack, would you pleasedo the floors—_______