中国石油大学 / 中石油
正确率:100%
19. It was _____ last year ______ he came to realize the importance of learning English.
A、until ; before
B、that ; until
C、until ; that
D、before ; until
A、until ; before
B、that ; until
C、until ; that
D、before ; until
参考答案:
佳题速递: