2. 职称英语
  3. The teacher asked his students what oil wasA、made ofB、made byC、made up ofD、ma

The teacher asked his students what oil wasA、made ofB、made byC、made up ofD、ma

游客2025-07-30  1
问题 The teacher asked his students what oil was
选项 A、made of
B、made by
C、made up of
D、made from
答案 C
解析 区别：be made of由…做成；be made up of由…组成。根据句子的意思，老师应该是问学生石油是由什么组成的。所以选C。
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