听句子,选出最佳答语。
( ) 1. A. Good morning.
B. Good afternoon!
C. Good evening.
( ) 2. A. How are you?
B. I'm fine.
C. Thanks.
( ) 3. A. Thanks.
B. I'm OK. Thank you.
C. Good evening.
( ) 4. A. It's a key.
B. Hello, Eric.
C. I'm fine, thanks.
( ) 5. A. It's a map.
B. Thanks.
C. M-A-P.