. He made up his mind to devote his life
题型:选择题
问题:
. He made up his mind to devote his life____________the river____________polluted.
A.to prevent, to be
B.to prevent, from being
C.to preventing, to be
D.to preventing, from being
. He made up his mind to devote his life____________the river____________polluted.
A.to prevent, to be
B.to prevent, from being
C.to preventing, to be
D.to preventing, from being