They write most of their _______ in English.A.business letter B.b_英语解答

They write most of their _______ in English.
A.business letter B.business letters C.businesses D.businesses letters
,请问为什么不能用D?

人气：256 ℃　时间：2019-12-09 19:17:44

解答

选B,你可以理解为business起了形容词的作用,不再是普通名词,因此business不用变复数.