下面有几个关于局域网的说法，其中不正确的是______。A．局域网是一种通信网 B．

关于月经周期中激素的变化，下列叙述哪项错误

A．排卵前24小时左右，FSH出现高峰

B．排卵前24小时左右，LH出现高峰

C．雌激素在排卵前后各出现一个高峰

D．LH骤降后发生排卵

E．孕激素在排卵前后各出现一个高峰

建设工程的最终造价是根据( )确定的。

A．投资估算

B．设计概算

C．工程结算

D．竣工决算

Almost everyone likes dogs, and almost everyone likes reading stories about dogs.

I have a friend. The friend has a large police dog. Its name is Jack. Police dogs are often very clever. Every Sunday afternoon my friend takes Jack for a long walk in the park. Jack likes these long walks very much.

One Sunday afternoon a young man came to visit my friend. He stayed a long time. He talked and talked. Soon it was time for my friend to take Jack for his walk. But the visitor still stayed. Jack became very worried. He walked around the room several times and then sat down in front of the visitor and looked at him. But the visitor paid no attention. He continued talking. Finally Jack couldn't stand it. He went out of the room and came back a few minutes later. He sat down again in front of the visitor but this time he held the visitor's hat in his mouth and ran out of the room.

小题1:Jack is the name of ____.

A．a young man

B．a policeman

C．a police dog

D．a good friend小题2: In this story the word "visitor" means ____.

A．the young man

B．the writer of this story

C．the police dog

D．the friend小题3:The visitor paid no attention to the dog because ____.

A．he didn't see the dog

B．he didn't like the dog

C．he was afraid of the dog

D．he didn't understand what the dog meant小题4:The dog held the visitor's hat in his mouth to show that ____.

A．he liked the hat very much

B．he wanted the visitor to leave immediately

C．he wanted to throw the hat away

D．he wanted to put on the hat小题5:Which one is right according to the passage? 

A．Everyone must like dogs.

B．My friend” name is JACK

C．The visitor paid no attention to my friend’s behavior.

D．JACK is clever..

项目的结构编码依据( )对项目结构的每一层的每一个组成部分进行编码。

A．合同结构图
B．管理组织结构图
C．组织结构图
D．项目结构图

头晕眼花，两目干涩，胁肋隐隐灼痛，面部烘热，潮热盗汗，舌红少苔，脉细数者，属（）

A.肝火炽盛证

B.肾阴虚证

C.肝血虚证

D.肝肾阴虚证

E.肝阴虚证