---I’msureAndrewwillwinthefirstprizeinthefinal. ---Ith...

问题详情：

 --- I’m sure Andrew will win the first prize in the final.

 --- I think so . He  ______ for it for months.                  

  A. is preparing                     B. was preparing

C. has been preparing                D. has been preparing

【回答】

D

知识点：过去完成时及其被动式

题型：选择题