17.
A. Tim is a brave man.
B. Tim's plan is foolish.
C. Tim is wise to quit.
D. Tim has found a new job.
18.
A. Pay Marsha for the bookshelf.
B. Ask Marsha where the bookshelf is.
C. Check for the book on Marsha's shelf.
D. Ask Marsha if she has an extra bookshelf.
