题目：27． Expert’s view proves(证明) that ___________．
A．boys are faster and smarter than girls
B．girls are smarter sometimes
C．young boy chimps are clever
D．young girl chimps know． everything
喵查答案：B
27.B【解析】由第二段内容可知专家不赞成男孩比女孩聪明这个观点，故可推断出选B项。A.C.D 三项均可在文中找出与之相悖的事实依据．
