I. 单项选择。（每小题1分，共15分）
( ) 1. — How do you study your English test, Linda?
— I study working with a group.
A. for; by B. for; on
C. with; by D. by; for
( ) 2. — Excuse me, can you give me a hand? I don’t know the word.
— That’s easy. You can in the dictionary.
A. make it up B. turn it up
C. look it up D. pick it up
( ) 3. — How old are you, madam?
— Oh, it’s a .
A. business B. secret
C. problem D. sign
