Whenever I met her, _________ was fairly often, she greeted me with a sweet smile.
A. who B. which C. when D. that
Whenever I met her, _________ was fairly often, she greeted me with a sweet smile.
A. who B. which C. when D. that
B
解析:本题考查非限制性定语从句,指代前面一个句子,故用which.