听录音,选答句。
( ) 1. A. Yes, they can.
B. No, they can't.
C. Yes, they are.
( ) 2. A. I see a rabbit and a kangaroo.
B. They're running.
C. I see two kangaroos and a rabbit.
( ) 3. A. Yes, they are.
B. No, they aren't.
C. The ducks can swim.
( ) 4. A. Yes, they will.
B. Yes, they're friends.
C. No, they aren't.
( ) 5. A. No, it isn't.
B. Yes, it is.
C. It's beautiful.