問題詳情
13. Many species have _____ because of the deteriorating environment of the Earth.
(A) dawdled
(B) vanished
(C) abducted
(D) fostered
參考答案
答案：B
統計：A:2,B:60,C:3,D:3,E:0
難度：非常簡單
用户評論
【黃】評論
Many species have _____ because of the deteriorating environment of the Earth.