— What do you think is to happen tomorrow?
— Sorry, I don’t know.
A. likely
B. possible
C. probably
D. perhaps
网友回答
(答案→)A. likely
B. possible
C. probably
D. perhaps
解析：句意：你认为明天什么很可能会发生？对不起，我不知道。问句中do you think是插入语，is 后应用形容词，C和D两项是副词可排除，possible常用在句型：it is possible that，所以选A。