問題詳情

1.( )Jeff and Lisa have known each other ______ they were very young.    
(A) for 
(B) when  
(C) since 
(D) before

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)

內容推薦

內容推薦