Q:

1. Carpentry is a very strenuous profession.
P. Because of such tools they put themselves at risk of in- jury.
Q. In such areas it is all too easy to fall or slip.
R. Sometimes their work demands climbing on high rise buildings.
S. Carpenters have to work with sharp tools.
6. Their lives, thus, are full of challenges.

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  SPRQ
• 2
  PQSR
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  RPSQ
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  SQPR