英语语法分析

How long did the police spend looking for the windsurfers?

警察花了多不时间去营救那两个玩帆板的人？

Now Degremont has more windsurfers than any other companies in China.

现在，我们的得利满已经成为拥有最多帆板爱好者的中国公司了。

Yesterday I saw that they rent windsurfers at the beach. I want to rent one.

昨天我在海边看到有人租冲浪板，我想租一个。