根据句意及所给汉语意思写出所缺单词

小题1:He was sad because he lost his __________ (钱包)on the way to school.

小题2:Can you tell me where I can get the __________ (药) for this toothache?

小题3:He __________ (接受) my invitation to come to my birthday party yesterday.

小题4:My sister often goes to school __________ (没有,不) having breakfast.

小题5:A lot of people like to drink tea with __________ (蜂蜜) in it.

采用三层交换机Vlan隔离安全域，通过（）可以进行安全域的隔离。

A.虚拟防火墙

B.访问控制列表

C.数字证书

D.接口