A. http://223.252.199.7/course/BIT-1001871002 B. / C. news.sina.com.cn:80 D. http://dwz.cn/hMvN8 E. https://210.14.148.99/
A. headers B. status C. status_code D. raise_for_status
A. post() B. push() C. head() D. get()
A. 对 B. 错
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