这片沼泽地里有很多稀有的水生植物。

There are many rare aquatic plants in this ___swamp.

期末考试前，老师被大量的学生问题淹没了。

Before the final exam, the teacher was ___swamped with student questions.

巨大的浪几乎淹没了我们的独木舟。

The huge waves almost ___swamped our canoe.