可使人群易感性升高的因素不包括（） A.新生儿增加 B.易感人口的迁入 C.免疫人口

禽患______病时须作扑杀销毁( )。

A．白痢

B．鸭瘟

C．小鹅瘟

D．鸡瘟

E．马立克氏病

胰腺的内部组织分为（）和（）2部分。

In its more extreme forms persecution mania is a recognized

form of insanity. Some people imagine that others wish to kill

them, or imprison them, or to do them some other grave injury.

Often the wish to protect themselves from imaginary persecutors　　　(1)______

leads them into acts of violence which make it necessary to restrain

their liberty. This, like many other forms of insanity, is

only an exaggeration of tendency not at all uncommon among　　　　　　(2)______

people who count as normal. I do not propose to discuss

the extreme forms, that are a matter for a psychiatrist.　　　　　　　(3)______

It is the milder forms that I wish to consider, since they　　　　　 (4)______

are a very frequent cause of unhappiness, and because, not having

gone much far as to produce definite insanity, they　　　　　　　　　 (5)______

are still capable of being dealt by the patient himself,　　　　　　　(6)______

provided he can be induced to diagnose his trouble

right and to see that its origin lies within himself and　　　　　　　 (7)______

not in the supposed hostility and unkindness of others.　　　　　　　　(8)______

We are all familiar with the type of person, man or woman,

who, according to his own account, is perpetually the victim

of ingratitude, unkindness, and treachery. People of such kind　　　　　(9)______

are often extraordinarily plausible, and secure warm sympathy

from those who have not known them long. There

is, as a rule, nothing inherently improbable about every separate　　　　(10)______

story that they relate.

2（）

肺炎链球菌肺炎治疗的首选抗生素是（）

A.红霉素

B.庆大霉素

C.氧氟沙星

D.青霉素G

E.林可霉素

车削外圆时，在其它条件不变的情况下，若转速增大，则进给量（）

A.增大

B.变小

C.不变