How many kinds of fish are there in the world? [originaltext]How many kinds of f

游客2024-07-04  12

问题 How many kinds of fish are there in the world?
How many kinds of fish are there in the world?

选项

答案 21,000

解析 该题为简答题,听清问题后,抓住文中数字名词“21,000 kinds of fish”就可知鱼的种类数目,故此处应填“2,1000”。
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