問題詳情

3.Although salmon may travel hundreds of miles from where they were spawned, they will _____ returm there to lay eggs.
(A) intermittently
(B) eventually
(C) periodically
(D)ppontaneously

參考答案

答案：B
難度：適中0.5
統計：A(0),B(4),C(1),D(1),E(0)