真题例句：

• The center's ‘ Shop with Your Doc program sends doctors to the grocery store to meet with any patients who sign up for the service, plus any other shoppers who happen to be around with questions.

  该中心的“与你的医生一起购物”项目可将医生带到杂货店与任何报名参加该服务的病人见面，及碰巧遇到问题的其他购物者会面。

  [2018年 CET4 阅读理解]

• Researchers have found that students who sign up to tutor others work harder to understand the material, recall it more accurately and apply it more effectively.

  研究人员发现，和其他学生相比，给别人提供辅导的学生在知识理解上会更下功夫，知识回顾更准确，知识应用更有效。

  [2018年 CET4 阅读理解]

真题例句：