46. What does the author say about educators?
- A. They seek advice from technology companies to achieve teaching goals.
- B. They have been successful in preparing the workforce for companies.
- C. They help students acquire the skills needed for their future success.
- D. They partner with technology companies to enhance teaching efficiency.
答案：C
答案句：Educators and business leaders have more in common than it may seem. Teachers want to prepare students for a successful future.
参考译文：教育者和商业领袖的共同点可能比看上去的要多。教师希望为学生成功的未来做好准备。
定位线索：题干“What does the author say about educators”→答案句取自第1段“Teachers want to prepare students for a successful future”；文中“prepare students for a successful future”对应选项C“help students acquire the skills needed for their future success”。
解析：题干问作者对教育者的看法，答案句直接说明教师的目标是“为学生成功的未来做准备”，即帮助学生获得未来成功所需的技能，对应C项。A项“寻求建议”无中生有，B项“已成功培养劳动力”偷换概念，D项“合作提高教学效率”文中未提。
48. How do children acquire the skills needed for the 21st century?
- A. By engaging in activities involving specific technologies.
- B. By playing with things to solve problems on their own.
- C. By familiarizing themselves with high-tech gadgets.
- D. By mastering basic principles through teamwork.
答案：B
答案句：These are skills acquired when kids tinker(鼓捣小玩意). High-tech industries such as NASA's Jet Propulsion Laboratory have found that their best overall problem solvers were master tinkerers in their youth.
参考译文：这些技能是孩子们在鼓捣小玩意时获得的。像NASA喷气推进实验室这样的高科技产业发现，他们最好的问题解决者年轻时都是鼓捣小玩意的高手。
定位线索：题干“How do children acquire the skills needed for the 21st century”→答案句取自第3段“These are skills acquired when kids tinker”；文中“tinker”对应选项B“playing with things to solve problems on their own”。
解析：题干问儿童如何获得21世纪技能，答案句指出“这些技能是孩子们鼓捣小玩意时获得的”，即通过动手玩东西来解决问题，对应B项。A项“特定技术”与原文“not related to specific technologies”矛盾，C项“高科技小玩意”偷换概念，D项“团队合作”范围缩小。
49. What can we do to help children learn the basics of math and geometry?
- A. Stimulate their interest as early as possible.
- B. Spend more time playing games with them.
- C. Encourage them to make things with hands.
- D. Allow them to tinker freely with calculators.
答案：C
答案句：This type of play-especially with building blocks-helps children discover and develop key principles in math and geometry.
参考译文：这种游戏——尤其是搭积木——帮助孩子们发现和发展数学和几何的关键原理。
定位线索：题干“What can we do to help children learn the basics of math and geometry”→答案句取自第4段“This type of play-especially with building blocks-helps children discover and develop key principles in math and geometry”；文中“building blocks”对应选项C“make things with hands”。
解析：题干问如何帮助孩子学习数学和几何基础，答案句指出“搭积木”这种动手活动有助于发现和发展数学几何原理，即鼓励孩子动手制作，对应C项。A项“尽早激发兴趣”无中生有，B项“玩游戏”范围过大，D项“计算器”偷换概念。
50. What does the author advise disadvantaged schools and communities to do?
- A. Train students to be makers to meet future market demands.
- B. Develop students' creative skills with the resources available.
- C. Engage students with challenging tasks to foster their creativity.
- D. Work together with companies to improve their teaching facilities.
答案：B
答案句：This is especially important for under-resourced schools and communities. Taking whatever materials are handy and tinkering with them is a simple way to engage those important “maker” skills. And anyone, anywhere, can do it.
参考译文：这对资源不足的学校和社区尤其重要。利用手边任何材料进行鼓捣是培养这些重要“创造者”技能的简单方法。而且任何人、任何地方都可以做到。
定位线索：题干“What does the author advise disadvantaged schools and communities to do”→答案句取自第5段“Taking whatever materials are handy and tinkering with them is a simple way to engage those important 'maker' skills”；文中“whatever materials are handy”对应选项B“with the resources available”。
解析：题干问作者建议资源不足的学校和社区做什么，答案句指出“利用手边任何材料”来培养创造者技能，即利用现有资源发展创造力，对应B项。A项“满足未来市场需求”无中生有，C项“挑战性任务”偷换概念，D项“与公司合作”答非所问。