—I'm sorry about the misunderstanding.
—You__________apologize ; it wash' t your fault.
单项选择题The pianist didn t__________until the last minute before the concert.
单项选择题Several novels by Mo Yan___________ into English so far.
单项选择题My teacher recommended that I__________as careful as possible when I took an exam.
单项选择题The old man, together with his neighbors,__________the performance when it began to rain.
单项选择题Who should be responsible__________the accident