He is to win the political campaign and becomes the president.A. possibleB. likely C. prob

问题补充：

He is to win the political campaign and becomes the president.

A. possible

B. likely

C. probable

D. perhaps

答案：

A. possible

(答案→)B. likely

C. probable

D. perhaps

解析：考查形容词：这几个词都有可能的意思，但只有likely可以用于：Sb/Sth is likely to do这个句型，句意：他有可能赢得这场政治活动，成为总统。选B。