问题
名词解释
精子畸形率
答案
参考答案：指雄性动物精液中畸形精子数占精子总数的百分率。
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精子畸形率
参考答案：指雄性动物精液中畸形精子数占精子总数的百分率。
| 补全对话， 从方框中所给的选项中选择正确的选项补全对话。 | |
| W: Can I help you? M: Yes. 1______ W: Do you like the white one? M: No, 2______ That yellow one looks nice. W: Yes. Please try it on. M: Oh, it's too long for me. 3______ W: Certainly. Here you are. M: Good! This is nice. 4______ W: 30 dollars. M: 5______
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