基本信息
【本站最新精品试题，内容超值，欢迎下载使用并投票支持、发表评论】
部分内容：
21. When you finish seeing the film, you will have ________ better understanding of _____ life.
A. a; the B. the; a C. 不填; the D a; 不填
22. He was about to tell me the secret ________ someone patted him on the shoulder.
A. as B. until C. while D. when
