We have had to raise our prices because of the increase in the cost of______ materials.A.r
专四
已帮助 人
We have had to raise our prices because of the increase in the cost of______ materials.
A.raw
B.crude
C.natural
D.original
请帮忙给出正确答案和分析,谢谢!
-
正确答案:A
rawmaterial"原材料",固定搭配;crude"天然的,未加工的",强调其粗糙;natural"自然的",与人工的相对照;original"原始的,原文的"。
