肉毒菌的感染途径是
A．污染伤口B．食用污染食物C．节肢动物叮咬D．接触肉毒患者的用品E．吸入污染的空气
参考答案：B
根据句意和首字母提示填入所缺单词。
1. —How is your father? —He is f_____.
2. My n_____is Eric.
3. Frank and Bob a_____good boys.
4. I get up early in the m_____.
5. Here is our name l_____.
6. G_____ evening, Helen. What are you doing?
7. —How are you? -I'm OK. And y_____?
8. —Let me help you. -T_____ you very much.
动态视野检查的缺点为（）
A.检查速度慢
B.小的暗点发现率低
C.旁中心暗点发现率低
D.适用于周边视野检查
E.精确性高
