The Writing Skills unit consists of passages which have certain words and phrases underlined. Decide which parts of each sentence are correct and which are incorrect.

Sample Question:

    The widespread use of headphones are one cause of later hearing loss.  Its been                                                     1                                                       
 2
found that when headphones are taken off: their often running many times louder than                                                             3
what is considered the danger level.

Choices:

1.  a.  No Change
          b.  were
          c.  is
          d.  being

2.  a.  No Change
          b.  It's been
          c.  Its' been
          d.  Its being

3.  a.  No Change
          b.  off; they're
          c.  off, their
          d.  off, they're