If everyone pours less polluted water into Dianchi Lake, it will be _______.
A.deeper and deeper | B.cleaner and cleaner |
C.dirtier and dirtier | D.wider and wider |
If everyone pours less polluted water into Dianchi Lake, it will be _______.
A.deeper and deeper | B.cleaner and cleaner |
C.dirtier and dirtier | D.wider and wider |