题目内容
精液24小时不液化,最可能的原因
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1.先天性输精管精囊发育缺陷2.精囊以上输精管道的阻塞
关于精液标本运送方式的叙述，正确的是
精子存活率
Directions：In this section, you will hear two long conversations. At the end of each conversation, you will hear four questions. Both the conversation and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A), B), C), and D).Questions 8 to 11 are based on the conversation you have just heard.[音频]8.
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