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Scientists have discoverd that the leaves of acertain type of (plant) contain a kind of medicine.句中的plant为什么不能用plants呢?
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Scientists have discoverd that the leaves of acertain type of (plant) contain a kind of medicine.
句中的plant为什么不能用plants呢?
句中的plant为什么不能用plants呢?
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答案和解析
1.注意plant前面的a certain type of,意思是“某种类的（植物）”.
既然是一个种类,此plant即被视为一个整体,所以当然用单数形式了.
2.再如：A firefly is a type of beetle.萤火虫是一种甲虫.
3.如果type前面为复数,则此时plant才会用复数形式.
如：Are there different types of banks?有各种不同类型的银行吗?
既然是一个种类,此plant即被视为一个整体,所以当然用单数形式了.
2.再如：A firefly is a type of beetle.萤火虫是一种甲虫.
3.如果type前面为复数,则此时plant才会用复数形式.
如：Are there different types of banks?有各种不同类型的银行吗?
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