1. "Running a family household requires high-level planning and coordinating," she says. “运行一个家庭需要高水平的规划和协调。”她说。
2. For Droujkova, high-level math is important, and what it could use in American classrooms is an injection of childlike wonder. 对于杜洛埃科娃来说，高水平的数学很重要，可以在美国课堂上引起孩子们的好奇心。
3. A waiter's job, for example, that requires multitasking, teamwork, and decision making could be just as stimulating as any high-level office work. 例如，侍者的工作需要多任务处理、团队合作和决策，这可能和任何高级办公室的工作一样刺激。
4. Such courses, Hacker argues, are a remedy for the numerical illiteracy of adults who have completed high-level math like algebra but are unable to calculate the price of a carpet by area. 哈克认为，这样的课程可以弥补成年人在数字方面的盲点，这些人已经完成了像代数这样的高级数学，但却无法按面积计算出一块地毯的价格。
5. But now high-level delegations will reopen talks that broke up earlier this year. 但现在高层代表团将恢复今年早些时候中断的对话。
