Para.1 A. The formation of the earth. Para.2 B. The importance of water for life. Para.3 C. A widely accepted theory about the formation of the universe. Para.4 D. The arrival of humans and their impact on the earth. Para.5 E. The development of plants and animals on the earth.
一、匹配段意
1-C,2-A,3-B,4-E,5-D