半保留复制（semicoservative replication）

阅读下列短文，从每小题所给的A，B，C三个选项中选出最佳选项。

     Mark and Jane are from the U.S.A. They are in the same school. Mark is in Mr. White's class. He is

fifteen. He is good at (在……学得好) Chinese. Jane is fourteen. She isn't in the same class. Mr. White is an

English teacher. And Mrs. White is an English teacher, too. Jane is good at English. She can sing The ABC

Song. Her classmates (同学) like her very much.

1. Are Mark and Jane in the same school? 

A. Yes, they are.

B. No, they aren't.

C. Yes, they are in the same class.

2. Who is good at English?

A. Mark

B. Jane

C. Both A and B

3. Who is in Mr. White's class?

A. Mark

B. Jane

C. Both A and B

4. Who is an English teacher?

A. Mr. White

B. Mrs. White

C. Both A and B

5. Which is wrong?

A. Mark and Jane are from England.

B. Mark and Jane are in the same school.

C. Mr. White is Mark's English teacher.

下列关于Linux操作系统的描述中，错误的是( )。

A．内核代码与UNIX不同

B．适合作为Internet服务平台

C．文件系统是网状结构

D．用户界面主要有KDE和GNOME

苏轼（1037～1101），北宋文学家、书画家。字________，一字和仲，号________，眉州眉山（今四川眉山）人。宋仁宗嘉祐二年进士。他与其父________、其弟________，并称“三苏”。他是欧阳修以后的文坛领袖，多才多艺，诗、词、文、书、画都是一代大师。他是“ 唐宋八大家”之一，他的作品有《苏东坡集》《东坡乐府》。

根据省财政厅印发的《河南省残疾人就业保障金收缴和使用管理办法》的通知规定：对未经批准逾期不缴或不足额缴纳保障金的单位，每逾一日要按应缴总额加多少滞纳金？

加装防污闪辅助伞裙是防止避雷器发生污闪的措施之一。