中国石油大学 / 中石油
正确率:100%
8. Not until I began to work ___ how much time I had wasted.
A、didn' t I realize
B、did I realize
C、I didn' t realize
D、I realize
A、didn' t I realize
B、did I realize
C、I didn' t realize
D、I realize
参考答案:
佳题速递: