中国石油大学 / 中石油
正确率:100%
38. You ______ last week if you were really serious about your work.
A、ought to come
B、ought to be coming
C、ought have come
D、ought to have come
A、ought to come
B、ought to be coming
C、ought have come
D、ought to have come
参考答案:
佳题速递: