問題詳情
12. The earth is the _____ planet in the solar system where living creatures exist. So far, scientists still can’t find any living organisms on any of the other planets.
(A)solitary
(B) terrified
(C) soaring
(D) unashamed
參考答案
答案：[無官方正解]
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)