16.

  1. He has bad breath.
  2. He has trouble breathing.
  3. He can't lie flat.
  4. He has sleep problems.

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17.

  1. This week.
  2. Several weeks ago.
  3. Last week.
  4. Last month.

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18.

  1. He might be short of breath.
  2. He has too many pillows.
  3. He might have bad dreams.
  4. He is afraid that he can't wake up the next morning.

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19.

  1. Because he feels as if he can't breathe.
  2. Because he has nightmares.
  3. Because he falls off his pillows.
  4. Because he feels bad.

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20.

  1. Lie flat in bed.
  2. Stand up.
  3. Sit up.
  4. Take a walk.

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W:How long have you had difficulty breathing?
M:Since last week,
W:Is it very bad?
M:Yes, I feel as if I can't get enough air.
W:Which is more difficult, breathing in or breathing out?
M:It's harder to breathe in.
W:Are you short of breath when you are resting or only when you are doing something physical?
M:A little. When I'm resting, but it's worse when I try to do anything physical.
W:Can you lie flat in bed?
M:Oh, no.
W:How many pillows do you use?
M:Three.
W:Do you ever wake up at night feeling short of breath?
M:Yes, I do. It frightens me because I wake up feeling as if I can't breathe.
W:What do you do when this happens? I mean, do you sit or stand up or does some movement help you breathe easier?
M:If I sit up, it helps me a little.
W:Let me listen to your chest .... I can hear a few crackles and it sounds a bit wheezy.