ACID RAIN HAS HARMED AQUATIC LIFE BY TO TURN MANY LAKES INTO LIFE...
256. Acid rain has harmed aquatic life by to turn many lakes into lifeless bodies
of water.
a. has harmed
b. to turn
c. into
d. of
--> b
256. Acid rain has harmed aquatic life by to turn many lakes into lifeless bodies
of water.
a. has harmed
b. to turn
c. into
d. of
--> b