問題詳情

18. Not all of my children are doing well at school. Mary and Peter get good grades, but I have to get Laura ________ more.
(A) study
(B) studying
(C) to study
(D) to studying

參考答案

答案：C
難度：困難0.361702
統計：A(16),B(7),C(17),D(0),E(0)