羡鱼-Xianyu
Junior Member
- Joined
- Jan 11, 2010
- Member Type
- Student or Learner
This immense chasm has been formed by an underground stream which has tunneled a course through a flaw in the rocks.
A. fault B. gap C. cleft D. fissure.
which one can substitute the 'flaw' in this sentence? And why? Thanks a lot.:-?
which one can substitute the 'flaw' in this sentence? And why? Thanks a lot.:-?