Dogs act like toddlers when you need help - but cats just watch. Scientists compared 3 groups: pet dogs, cats, and human toddlers in an experiment where a human parent hides and pretends to look for an object. 75% of dogs and children helped. Cats only helped if it was in their personal interest.
Москвичи пожаловались на зловонную квартиру-свалку с телами животных и тараканами18:04
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（三）为实施考试作弊行为，向他人非法出售、提供考试试题、答案的；
Adam EleyBBC News，更多细节参见heLLoword翻译官方下载