Questions 4 to 7 are based on the following conversation.At the end of the conversation, you will be given 20 seconds to answer the questions.
Now, listen to the conversation. Why didn’t he go to see the doctor immediatelyA．He didn’t think it necessary to see the doctor. B．He has no time during weekends. C．The symptoms disappear on weekdays. D．He was busy with his work.
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