问题
选择题
—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．had been preparing
D．has been preparing
答案
答案：D
D。根据句中的…will win the first prize in the final可知，决赛还没有举行，所以下文谈到的“准备”指的肯定是从过去一直持续到现在的情况，故用现在完成进行时。