搜题请搜索小程序“爱下问搜题”
问题
判断题
钯的相对密度为12.16。
答案
参考答案：对
选择题
— Shall we go and see a movie this Sunday?
— _____
A. Don't flatter yourself.
B. I don't agree.
C. Why do you think so?
D. That's an excellent idea.
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单项选择题
甲状腺功能亢进症(Graves病)，男女之比为
A．1:1～2
B．1:2～4
C．1:4～6
D．2～4:1
E．4～6:1
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