他第一次尝试用冲浪板冲浪时摔了好几次。
He fell several times when he first tried to ___surfboard on the waves.
这个冲浪板是蓝色的。
This ___surfboard is blue.
我哥哥有一个新的冲浪板。
My brother has a new ___surfboard.
我们需要把冲浪板带到海边。
We need to take the ___surfboards to the beach.