GRE Text Completion: Maggoosh-GRE填空Maggoosh - MD6S83G10UZ0LTX0Y

Collaboration between students, while promising – students who work together rarely are in the bottom half of the class – does not tend to account for the success of students at the very top of the class, students who work ____________. A. autonomously B. sporadically C. diligently D. independently E. efficaciously F. without interruptions