Social attention should be paid ____ our
题型:选择题
问题:
Social attention should be paid ____ our earth from ____.
A.to preventing; being polluted
B.to prevent; polluting
C.to prevent; being polluted
D.to preventing; polluted
Social attention should be paid ____ our earth from ____.
A.to preventing; being polluted
B.to prevent; polluting
C.to prevent; being polluted
D.to preventing; polluted