Scientists have discoverd that the leaves of acertain type of (plant) contain a kind of medicine.
Scientists have discoverd that the leaves of acertain type of (plant) contain a kind of medicine.
句中的plant為什么不能用plants呢?
句中的plant為什么不能用plants呢?
英語(yǔ)人氣：211 ℃時(shí)間：2020-01-28 10:57:10
優(yōu)質(zhì)解答
1.注意plant前面的a certain type of,意思是“某種類的（植物）”.既然是一個(gè)種類,此plant即被視為一個(gè)整體,所以當(dāng)然用單數(shù)形式了.2.再如：A firefly is a type of beetle.螢火蟲(chóng)是一種甲蟲(chóng).3.如果type前面為復(fù)數(shù),則...
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