从用户观点看，Unix系统将文件分为三类：一般文件、______、和特殊文件。

It was Christmas, and there was a big party in the house. Guests came and went, but the party went on. Then the bell rang. Several people shouted, "Come in!"and a small man opened the front door and came in. Nobody knew him. But the host went to meet him, and took him to the bar for a drink. The man sat there happily for an hour and a half and drank.Then suddenly he stopped and looked at the host. "Do you know," he said, "nobody invited me to this party. I don't know you, 'I don't know your wife, and I don't know any of your guests. My wife and I wanted to go out in our car, but one of your guests' cars was in front of our gate, so I came here to find him and my wife is waiting in our car for me to come back.

小题1:What’s the date that day ?

A. Monday . .B It’s December 25^th .

C. It’s Novermber 25^th   D. It’s January 1^st

小题2:Which sentence is Not true about the party ?

A．All the guests stayed there until the party was over .

B．There were lots of people at the party .

C．There were some drinks at the party .

D．Not all the guests knew each other小题3:How long did the small man stay at the party ?

A． For an hour .

B．For half an hour .

C．For 90 minutes .

D．For a while小题4:Why did the small man stay at the party ?

A．He was the host’s neighbor .

B．He was a friend of the host’s .

C．He wanted to say “Have fun ” to the people at the party

D．He wanted to look for the person whose car was in front of his gate .小题5:The best title is ___.

A． A small Man

B．A Strange Guest

C．A Friendly Host

D．A funny Man

超高温灭菌的温度是（）

A.25℃以下

B.40℃以上

C.50℃以上

D.60℃

E.150℃

______是指商业银行发放贷款、办理贴现或投资业务等引申而来的存款。

女，23岁，两下肢感觉麻木，结合图像，最可能的诊断是（）

A.胸髓积水

B.血管母细胞瘤

C.室管膜瘤

D.星形细胞瘤

E.椎管内脂肪瘤

收寄局在市、县范围内的普通邮件出口查单，从受理到查明节目寄发查单，最大时限不超过（）天。

A、2

B、3

C、4

D、7