2. 外语
  3. A、They can be trained to deliver things. B、They can be put to use as guide dogs. C、They can be used to work as police dogs. D、Th

A、They can be trained to deliver things. B、They can be put to use as guide dogs. C、They can be used to work as police dogs. D、Th

admin2021-08-23  2
问题
选项 A、They can be trained to deliver things.
B、They can be put to use as guide dogs.
C、They can be used to work as police dogs.
D、They can be trained to help the disabled.
答案C
解析
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大学英语四级

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