a.Have you seen Sara today? I think she might have one.
b.No, I don’t know anyone who has a camera.
c. Oh, where did she go?
d. No, she hasn’t been around all day. She said she had something important to
dotoday?
e. Nobody knows. I called her roommate and she doesn’t know either.
f. Do you know anyone who has a camera? I want to take a picture of all this snow.