问题
选择题
禁止近亲结婚的医学依据是： [ ]
A．近亲结婚后代必患遗传病
B．近亲结婚后代患隐性遗传病的机会增多
C．人类的疾病都是由隐性基因控制的
D．人类的疾病都是由显性基因控制的
答案
答案：B
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禁止近亲结婚的医学依据是： [ ]
A．近亲结婚后代必患遗传病
B．近亲结婚后代患隐性遗传病的机会增多
C．人类的疾病都是由隐性基因控制的
D．人类的疾病都是由显性基因控制的
答案：B
| 根据对话内容，从对话后的选项中选出能填入空白处的最佳选项。选项中有两项多余选项。 | |
| — Good evening. Grandma's Restaurant. May I help you? — Good evening. 1_____ — Thank you. May I have your name, Miss? — Mary Brown. — 2_____ — I'd like to order the "Free Matching Dinner for 2". — Yes, you may choose two soups, two drinks and four main course from the menu. — 3_____ — Are you ready? What Kind of soup do you want? — Chicken soup and tomato soup. — 4_____ — I'd like a plate of noodles, two chicken wings. some beef and a bowl of rice. — 5_____ — May I coke and some green tea,please. — May I have your address, please? — Sure, kingston Court, Belair Cardens. Shatin. — Okay, let me see. | |
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