摘要：21．(江苏省泗阳中学2010届高三第一次检测) Lin Dan, the two-time defending world champion, raced to a 7-0 lead in the second game, a stunned Lee Chong Wei started to even find his rhythm. A. before B. after C. since D. once 答案 A

网址：http://m.1010jiajiao.com/timu_id_3871322[举报]