17.
A. It's too expensive to hire taxies.
B. He doesn't like the suburbs.
C. He can't afford the high taxes.
D. The rent is too high.
18.
A. She thinks her son has almost everything he wants.
B. She is not sure whether an MP3 player is a nice gift.
C. She finds it hard to find a proper gift for her husband.
D. She's afraid she can't afford anything the man's father wants.
