我梦想去一个有白色沙滩的热带岛屿度假。

I dream of vacationing on a ___tropical island with white sandy beaches.

天气预报警告一场热带风暴即将来临。

The weather forecast warns of an approaching ___tropical storm.

亚马逊流域拥有世界上最大的热带雨林。

The Amazon basin is home to the world's largest ___tropical rainforest.