高考问答俄罗斯奥运冠军:HELP?????????????????求救!
来源：百度文库 编辑：高考问答 时间：2024/05/07 06:35:12
“Tom graduated from college at a very young age.” “He ______ have been an outstanding student.” a. must b. could c. should d. might
A 情态动词must表肯定,没有过去式
could/should表猜测
might表可能
他肯定是个活泼（外向）的学生。
A
表示肯定,因为"graduated from college at a very young age" 不是每个人都能做到的.所以"he must have been an outstanding student."
应该选A
outstanding是杰出的，出类拔萃的意思
A