The water in rivers is even_________ than before. Something must be done now.
| A．dirty | B．dirtier |
| C．more dirty | D．Dirtiest |
The water in rivers is even_________ than before. Something must be done now.
| A．dirty | B．dirtier |
| C．more dirty | D．Dirtiest |
试题篮
()
粤公网安备 44130202000953号
