一般情况下，以两个O结尾的，加s构成复数。

不是所有以o结尾的词复数都加es的, 有些加s, 比如河马(hippos是hippo的复数形式)，这些都是固定的形式，而kangaroo不加es也是固定形式。

扩展资料

kangaroo：n.袋鼠(产于澳大利亚)；

复数： kangaroos

例句：

There are two kangaroo jump in house one behind the other one.

房子里有两只袋鼠在一前一后的跳着。

There was a small Kangaroo who was bad in school.

有这么一只小袋鼠，它在学校里非常淘气。

To make a study of the kangaroo, he came to australia.

为了研究袋鼠，他来到了澳洲。

I think God sent a kangaroo to keep him warm.

我觉得是上帝派来一只袋鼠帮他取暖。

Kangaroo: I can jump very high and very far.

我能跳得很高很远。