첫번째 지문에서 5번문제요. remaining유의어
1. commercial
2. undestryoed
3. viable
4. extant
답이 왜 4번이죠? 2번은 왜 안되는지 모르겠어요~~
-> 문제 지문
Observers of this phenomenon have suggested several possible causations, trees for the lumber indestury, for example, draining marshes to develop housing, and damming rivers have radically modified both water systems and the surrounding landscpe. While frogs obtain food from and breed in aquatic environments, they can also live on land, and the devastation of such wetlands conveys equal destruction of endemic amphibians. Likewise, urbanization, especially in southern California, has forced frogs to move outward into new territory where they mush compete with other indigenous species, as well as campers and fishers, for use of the few remaining streams.