听材料,选出正确答案。: She calls to cancel the appointment. She is John Barrett’s secretary. She is Mr. Williams’ secretary.She is Mr. Williams’ secretary. She wants to make another appointment.
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听材料,选出正确答案。: She calls to cancel the appointment. She is John Barrett’s secretary. She is Mr. Williams’ secretary.She is Mr. Williams’ secretary. She wants to make another appointment.