量变和质变的关系是( )。A．保守与进步的关系 B．决定与被决定的关系 C．主要与

相邻的几个国家在短时间内出现了大量的霍乱病例（）

A．散发

B．爆发

C．流行

D．大流行

E．散发或大流行

用于限制柴油机转速不超过某规定值而在此定值之下不起调节作用的调速器称为（）。

A．极限调速器

B．定速调速器

C．全制式调速器

D．双制式调速器

信息匹配。

     请阅读下列应用文及相关信息,并按照要求匹配信息。以下是请求帮助者的资料：

[A]. As we know, Beijing is an international city and many foreigners come to visit Beijing. The taxi drivers

      think it is kind to greet the foreigners in English. They need someone who can teach them English at night 

      when they are not so busy.

[B]. Tom is crazy about on-line games that he cannot focus on his study like before. Now he often misses

        school in order to play games, and tell lies to his teachers and parents. He needs someone's help and advice.

[C]. Mane, a old woman, has to walk two miles to the nearest supermarket because she doesn't know which

       bus to take. Since she does not know words, she can not write out a shopping list and even can't recognize

       the goods because she couldn't read.

[D]. "Helping hand" organization will hold an event to help the starving (饥饿的) children in Africa. Those 

        who take part in it will go without food for 30 hours in order to raise money for the poor children.

[E]. "Green Earth" cares a lot for the animals in danger. This summer holiday a lot of events will be organized

       to call on people to protect animals.

[F]. A group of young children in a remote village in southwest China are in great need of teachers. The

       villagers hope to have a teacher who can stay for at least a year, because they know knowledge can

       change the children's future.

以下是乐于提供帮助的人员信息介绍,请匹配他们与所对应的帮助对象。

( )1. Stephen: Last summer I joined in a training program and became a literacy (识字,读写能力) volunteer.

       When I found what other people's lives were like because they could not read, I realized the true

        importance of reading.

( )2. Ben: After graduation I plan to spend a year helping those poor children and improving their lives. You 

       know, education is important to poverty relief(扶贫)

( )3. Susan: I'm a foreign student in Beijing University studying Chinese. I'd like to get in touch with Chinese 

       people and get to know more about China. Although my study is busy, I can be free at night and at the 

       weekends.

( )4. Tim: I understand young people's problems and I know how to listen patiently to others and offer some

       advice. But I can only spend two to three hours a day at night to help others.

( )5. Lisa: I burst into tears when I saw those children who are dying because of lack of food in a TV program.

        I realized how lucky I am with enough food and a good chance to get education. I hope I can do 

       something for them.

人畜患血吸虫病后，从粪便里排出（）

A.血吸虫成虫

B.尾蚴

C.虫卵

D.毛蚴

E.囊虫

工作A的总时差为（）。

A．1

B．2

C．3

D．0