Questions are based on the passage you have just heard.
A.The reason why early men were so intelligent. B.The tools that belonged to early men. C.The language development of early men. D.The way the human brain works.
参考答案:
答案解析:
According to Cash,Grades 3 through 5.
According to Cash,Grades 3 through 5.A.is con缸oversial among educators B.is a de