The pollution level of the earth is increasing day by day. The governments of many countries around the world are spreading this （）to encourage their citizens to control pollution.
A.正确答案Aawareness
B.comment
C.notice
D.attention
The pollution level of the earth is increasing day by day. The governments of many countries around the world are spreading this （）to encourage their citizens to control pollution.
The pollution level of the earth is increasing day by day. The governments of many countries around the world are spreading this （）to encourage their citizens to control pollution.
A.正确答案Aawareness
B.comment
C.notice
D.attention
