Key Words:
Surf,Dig,Wave(浪&招手), Seashell, Deeper, Lie (on the board), Paddle,Take turn
SENTENCES:
1. Pete the cat goes to the beach with his mom
2. Bob likes to surf. He ride the big waves.
3. Pete makes a sand castle. His mom helps him dig.
4. Pete and his mom take a walk. They find seashells.