单项选择题A.The place she has visited these years.B.The reason for quitting a summer plan.C.The number of times the man has visited Yan’an.D.The historical facts she has learned in school.
单项选择题A.It is an act of despair.B.It is an act of selfishness.C.It is the result of a sudden decision.D.It is the result of a sense of guilt.