说明文 介绍描述类完形填空(1)When are you __3__ ? From 18 to 25, according to I. Q. scores; but you're wiser and more __4_experienced__ with increasing age. At around 30, mental abilities begin to decline, __5__ your ability to do maths. But your ability to complete other tasks __6_climbs__. For example, your vocabulary increases over time. At 60, your brain __7_possesses__ almost four times as much information as it did at age 21. Because of this, some psychologists suggest that “maturity quotients” (M. Q ． ) be used to measure intelligence for __8_adults__. ( ) 3. A. best B. smartest C. most mature D. most skilled( ) 5. A. generally B. specially C. mainly D. particularly【答案及解析】 3. B 根据下文“From 18 to 25, according to I．Q. scores”得知问的应该是关于智商方面的问题，所以应该选 smartest 最聪明。【答案及解析】 5. D 根据上文 mental abilities begin to decline 和下文 your ability to do maths 的语义和逻辑，应该选 particularly；意思是 30 岁左右智力开始下降，尤其是数学方面的能力。 (2011 广州市一模) (2)When are you most creative? Generally between 30 and 39, but it __13_varies__ with different professions. The highpoints in areas such as science and economics come __14__ — most Nobel prize winners did their top research in their 20's and 30's — but for people who keep an active mind, there is no upper age __15_limit__. ( )14. A. early B. naturally C. unexpectedly D. recently【答案及解析】用心 爱心 专心1 A 上文介绍一般来说人在 30—39 岁创造力最旺盛，但是此句说在科学和经济领域人们通常是在二十几、三十几岁获诺贝尔奖，相对而言是在较早的年龄阶段，所以此空选early。 说明文、介绍描述类文章旨在说明或介绍事物、人物、地点等，语言正规，文章内在逻辑性强，一般可采用空间顺序、时间顺序或逻辑顺序。学生在做题时要学会发现文章内在的联系，多从上下文中找线索，从已知推...
