【题目】As long as I can remember, ___________I called, his wife would answer the phone.
A.however
B.whenever
C.whatever
D.whichever

【答案】B
【解析】句意：在我的记忆里，我无论何时打电话，都是他的妻子接的电话。A. however无论怎样，但是；B. whenever无论何时；C. whatever无论什么；D. whichever无论哪个。根据句意可知选B。