下面是有关批处理作业的叙述，其中正确的是______。A．批处理作业是交互式的 B．

普通平键和楔键的工作面都是键的侧面，工作时靠键与键槽侧面的挤压作用来传递运动和扭矩。

前囟门闭合的年龄

A．新生儿
B．8个月
C．1岁
D．1～1.5岁
E．2～2.5岁

第三部分阅读理解(共20小题：每小题2分．满分40分)

阅读下列短文，从每题所给的四个选项(A、B、c和D)中，选出最佳选项，并在答题卡上将该项涂黑。

It’s wonderful when teenage dreams collie true after a lot of hard work．Ban Ki—Moon，foreign minister of the Republic of Korea，knows this only too well．He dreamt of being a diplomat(外交官)from a young age and now"the 63-year—old has become the world’s top diplomat．

On October 9，2006，UN Security Council appointed Ban to take the place of Secretary General

Kofi Annan．Next January he will become the first Asian to take the post in 35 years．

Bom into a pool"family in ROK，s Chungju，young Ban showed early talent at languages．In his

Senior 1 year he wrote an English book to help his classmates study．At 18 Ban WOn the first prize in  an English speaking eompetidon．This allowed him to travel to Washington and meet the former US President John F．Kennedy．“This was the moment when my dream began，”said Ban．

Ever since then Ban worked hard to keep his dream alive．After graduating from the top—ranking Seoul National University，he joined the foreign ministry and became its most industrious(勤奋的)worker．In 2004 he became the top diplomat in the ROK．

Ban，s down—to—earth efforts also gave him the ability to get along with everyone．After being  a diplomat for 36 years，he made many friends but no enemies．

But critics think his gentleness might make him ready to give in．They doubt whether he can take a strong stand on burning issue like the Democratic People’s Republic of Korea’s(DPRK，朝鲜)nuclear programme．

As the DPRK ll／mounced a successful nuelefltr test on October 9，2006，experts said the UN’s  new boss would be challenged by his first tough task．But Ban，who played a leading role in past nuclear talks with the DPRK，seems to have his own ideas．

“I understand the power of Tai Chi(太极)well，”said Ban．He’s ready to travel to Pyongyang

to talk its leaders into giving up nuclear weapons．

“Ban has a typical oriental style，mild but determined”says Yoon Young—Kwan former foreign minister  of  the ROK．“He may look soft from the outside。but inside he has strong views．’’

56.Ban Ki—Moon was allowed t0 meet former US President John F．Kennedy because——．

A.he dreamt of being a diplomat    B．his English was excellent

C. he wrote an English book  D．he was a most industrious worker

57.What does the underhned phrase“my dream”refer to?

A.The UN chief．    B．The foreign minister of POK．

C.A diplomat．      D．The US president．

58.Which of the following is the best sentence to be put into the blank in Para．8 7

A.1 will think over a s仕ong way to solve the problem．

B.Soft ways are  often the best to deal with intense conflicts．

C.The nuclear programme of DPRK is very demanding．

D．Terrible conflicts should be settled by all the countries．

59.Acording to the text，we can infer that——．

A．Ban Ki—Moon has no idea about dealing with the nuclear programme

B. Ban Ki—Moon likes playing Tai Chi in his spare time

C．An Asian took the post of UN chief in 1973

D．Ban Ki—Moon became the world’S top diplomat at the age of 60

主要Ig的特性和功能中，“可作为B细胞分化成熟标记”属于（）

A.IgG

B.IgM

C.IgA

D.IgD

E.IgE

测定粉类的含砂量主要有CC14分离法和灰化法。