炎德英才大联考·长沙市一中2024届高三月考试卷(三)2英语答案

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30.What does the underlined word "reinforcing"in the last para- graph probably mean? A.Strengthening. B.Causing. C.Breaking. D.Ignoring. 31.What is the text mainly about? A.The history of dogs and hunter-gatherers. B.The relationship between humans and dogs. C.Humans domesticated dogs by sharing extra meat. D.Scientists found the lifestyle of humans in the ice age.