— What’s the matter with Peter?
— He was seen crying when he was ing out of the office. He by the manager.
A. may be scolded
B. should have been scolded http:/
C. must be scolded
D. must have been scolded
网友回答
A. may be scolded
B. should have been scolded http:/
C. must be scolded
(答案→)D. must have been scolded
解析：must+have+过去分词，表示对过去某事或某中情况的肯定的猜测，只能用于肯定的陈述句。如果对过去否定的猜测，必须用can’t have+过去分词。