一道时态选择题—— you play badminton very well!——many thanks! when in university, i ______ it for four years.A. learned B. have learned C. had learned D. would learned答案为A,C为什么不行,再过去一段时间应该对现在造成影响啊?谢谢
...on-experts to become as—or more—informed as their general practitioner when it comes to obscure treatment methods. 这里to become as—or more—informed as their general practitioner作什么成分怎么分析翻译呢?