Her frugality should not be confused with miserliness; _____ I have known her, she has always been willing to assist those who are in need. a) the minute b)since c) as long as d) by the time 官方答案是 c) as long as 有人說是 d) by the time 我覺得d 好像比較通??
(b)since 也對。出題人不知道(b)也是答案http://ppt.cc/4X61 Cal... 的第2篇有詳細的說明(特別是那個"during the entire time ....")"Practical English Usage" by M.S. 3e 也有這用法(since子句裡頭用 完成 時態)的介紹看樣子這是源自某GRE題目。"as long as"本來是題幹的一部分,但是不知哪個自作聰明的「抄」題人想做個變化,結果就是... ... 然後其他人跟著抄...