
The story in paragraph 4 tells us that.A、the steel razor blade must be very blunt
B、Miodownik was inspired by the attacker's steel razor blade
C、the steel razor blade had only cut through five layers ofclothes
D、Miodownik fought with the attacker and got his steel razor blade
【正确答案】:B
【题目解析】: 主旨判断题。题干问第四段的主旨。第四段介绍了这位材料科学家热爱材料的原因:一次他在伦敦地铁被人用钢刀袭击,可是他没有对自己背上的5英寸的伤口感到害怕,而是专注于攻击者的钢刀片的优雅。这次袭击甚至成了thebirth of my obsession with materials.(从此后就迷上了材料)。因此可以推断,第四段的主旨就是说明他是如何受到钢刀的启发的。选项B的内容符合文意,因此B为正确答案。