Vocabulary is important to language learning. Therefore, you’d better try different ways you can think of ______words and expressions.

Vocabulary

请将下列单词按照要求进行分类，并根据自己的水平进行适当的补充。

The animals can swim only：

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The animals can run only：

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The animals can fly only：

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The animals can both run and swim：

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Vocabulary

I was late this morning because the bus was o_________ and I couldn’t get on the bus．