托福写作：2012.2.17大陆托福写作考试机经回顾
托福写作机经 1. reading: Asian carp , in the Greak Lakes, too much will damage the local environment. 3 measures to prevent: 1, build a wall; 2. use electrical devices; 3. two-steps:first, use poision kill all the fish, second, reintrodue the local species lecture: 1, seems work,but factories near the lake, they use cargos and ships there. it will cost a lot. ships upload on one side of the wall, and another ship reload at the other side 2, seems work,but small fish still could swim through the device, the grow up and reproduce in the lake... [ 查看全文 ]托福写作：2012.2.17大陆托福写作考试机经回顾的相关文章
