25. I keep the picture where I can see it every day, _____ reminds me of the days in my hometown.

（ ）53.Dan is interested in taking wildlife photographs and enjoys the kind of programme which gives him a chance to see a professional photographer at work.

19. You cannot accept an opinion ______ to you unless it is based on facts.

（ ）12. The company was set up 15 years ago.

49. ______ absorb smelly sweat easily and therefore are better at hiding body odor.

5.

33. Better take a hat with you ______ you get sun burnt because of the strong sunlight.

Conversation 29.

22. Not until the motorbike looked almost new ______ repairing and cleaning it.

4.

48. Any worn clothing or ______ will produce bacteria used bath towel

3.