单项选择题
A．To be nearer to Zac’s school. B．To look after her grandchildren. C．To cut their living expenses. D．To help with the household chores.
A．They help people understand ancient wisdom. B．They contribute to physical and mental health. C．They are ways to communicate with nature. D．They keep people from various distractions.
A．They had to tighten their belts. B．Their bank savings rate dropped to zero. C．Their leadership in the global economy was shaken. D．They became concerned about China’s financial policy.