問題詳情
2. Two weeks after firefighters put out the fire, the ____ of the fire was still unknown.
(A) disease
(B) cause
(C) humor
(D) stream
參考答案
答案：B
難度：簡單0.865306
統計：A(36),B(424),C(10),D(3),E(0)
用户評論
【小妤】評論
(A) disease-- ( v) 感染. 使...生病 (n) 疾病(B) cause -- ( v) 使遭受 (n)理由.起因(C) humor-- ( v) 迎合 (n) 心情. 幽默