2. 外语
  3. We have had to raise our prices because of the increase in the cost of______ materials.

We have had to raise our prices because of the increase in the cost of______ materials.

admin2012-03-02  74
问题 We have had to raise our prices because of the increase in the cost of______ materials.
选项 A、primitive
B、rough
C、original
D、raw
答案D
解析 形容词辨析 primitive“原始的，简单的”；rough“粗糙的；粗野的；艰难的；粗略的；粗制的”；original“原初的，独创的”；raw“自然状态的，未加工的；未煮过的，生的；生疏无知的”。
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大学英语四级

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