单项选择题

Which of the following italicized clause is NOT used as adverbial of time

A. Marking up the students ~ assignment, the teacher found a lot of mistakes.
B. Lost in thought, Eochaid did not at first hear the shouting outside.
C. He is a man of few words, and seldom speaks until be spoken to.
D. Having suffered a breakdown, she quit her job and emigrated to Sussex.