题目内容：
结构中含有氟原子（ ）。
参考答案：
答案解析：
单选题：结构中含有氟原子（ ）。
- 题目分类：药学专业知识(二)
- 题目类型：单选题
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These programmes are of immense value to old people.
These programmes are of immense value to old people.A．natural B．fatal C．tiny D．e
关于牙周膜，不恰当的为（ ）。
关于牙周膜，不恰当的为（ ）。A．牙周膜内同时含有成骨细胞和破骨细胞 B．牙周膜内无上皮结构 C．牙周膜的纤维主要为胶原纤维 D．牙周膜内成纤维细胞最多 E．
That player is eternally, arguing with the referee.
That player is eternally, arguing with the referee.A．desperately B．constantly C．
We can no longer put up with his actions.
We can no longer put up with his actions.A．bear B．accept C．support D．oppose
The researchers checked how well the test subjects' insulin
The researchers checked how well the test subjects' insulin worked by measuringA