360．— That’s the third time he’s won the award in this field.
— Yes. He ________ his maximum potential in the past decade.
A. explored B. is exploring
C. has been exploring D. has explored
【答案】 C
【解析】考查时态：“近十年来，我一直在挖掘自己最大潜能，所以又获奖了。”
361. Professor James will give us a lecture on the Western culture, but when and where _______ yet.
A. hasn’t been decided B. haven’t decided
C. isn’t being decided D. aren’t decided
【答案】 A
【解析】现在完成时表示已经完成的动作或从过去某个时候开始一直延续到现在的动作。根据时间状语yet可判断出要用现在完成时。因为主语与decide之间存在被动关系，所以要用现在完成时的被动语态，表示“还没有被确定下来”。
