2. 职称英语
  3. Molds cannot produce their own food ______ their nourishment from living on dead

Molds cannot produce their own food ______ their nourishment from living on dead

游客2023-11-08  28
问题 Molds cannot produce their own food ______ their nourishment from living on dead organic matter or on other living matter.
选项 A、obtain
B、obtaining
C、but obtain
D、is obtained
答案 C
解析 根据英语的not...but...并列结构原则，正确答案是C。
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