問題詳情
26. Internationals are allowed to stay in the United States for as long as _____ as a full-time student in an educational programand making normal progress toward completing their course of study.
(A) they are enrolled
(B) they enrolled
(C) they have been enrolled
(D) enrolling
(E) enrolling themselves
參考答案
答案：A
難度：非常困難0.181034
統計：A(21),B(25),C(18),D(15),E(9)