a. We cannot tell what they are from this listening passage.

b. We cannot tell who they are, but they are probably people.

c. We can tell that they are books because the passage is about reading.

d. None of the above.

a. He neither likes reading nor is well read.

b. He owns many kinds of books.

c. His attention is short, and he loses interest in reading quickly.

d. All of the above.

a. knows many stories to tell.

b. observes nature carefully.

c. becomes extremely happy when he finds something new.

d. All of the above.

a. Yes, they are, and we use them all the time.

b. No, they are not but make us feel better.

c. Yes, they teach us many things that are practical.

d. None of the above.