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【单选题】
●面向对象方法学的出发点和基本原则是尽可能模拟人类习惯的思维方式，分析、设计和实现一个软件系统的方法和过程，尽可能接近于人类认识世界解决问题的方法和过程。因此面向对象方法有许多特征，如软件系统是由对象组成的； (50) ；对象彼此之间仅能通过传递消息互相联系；层次结构的继承。 (50)A.
开发过程基于功能分析和功能分解
B.
强调需求分析重要性
C.
把对象划分成类，每个对象类都定义一组数据和方法
D.
对既存类进行调整
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举一反三
【单选题】.Not ______ beautiful, the building is ______ now.
A.
looking, being built
B.
looked, being built
C.
being looked, building
D.
looking, built
【单选题】SECTION A CONVERSATIONS Directions: In this section you will hear several conversations. Listen to the conversations carefully and then answer the questions that follow. 听力原文：W: Look, I’m sorry, but t...
A.
A notice on the bulletin board.
B.
A book for a class the man is taking.
C.
A chemistry class that is being taught.
D.
The library reserve' desk.
【简答题】基因与启动子、增强子的关系是( ) A．少数基因只有启动子即可表达 B．多数基因只有启动子即可表达 C．少数基因只有增强子即可表达 D．多数基因表达依赖启动子、增强子同时存在
【单选题】“农民多而不富、农业大而不强、农村广而不美”问题，一直困扰着我国农村的发展，某农业园区采用“公司十合作社十农户”的模式，成立土地经营权流转合作社，整合散户。通过“资源变股权、资金变股金、农民变股民”的“三变”方式，推动农村资产股份化、土地股权化，采取存量折股、土地人股多种形式，将这些资源转换为企业、合作社或其他经济组织的股权。建立新型农村生产关系，加快了农民增收致富的步伐，吸引500多名外出务工农...
A.
①②
B.
②④
C.
①③
D.
③④
【单选题】This chemical works _____.
A.
is rebuilding
B.
is being rebuilt
C.
are being rebuilt
D.
is being rebuilt
【单选题】关于启动子，下列叙述错误的是
A.
启动子决定转录的方向
B.
是合成RNA时DNA双链的解旋部位
C.
启动子与RNA聚合酶的识别无关
D.
启动子决定转录效率
E.
启动子决定转录模板
【单选题】When the clients ask me a question and I don't have the answer, you are NOT suggested saying _______.
A.
Umm, that's a good question. But hold on for a while. Let me check and find out for you.
B.
Sorry, I don't know. Your question doesn't concern our business.
C.
I believe one of our people can help you. Shall I call you back 5 minutes later?
D.
I'll check with my manager. Are you able to hold?
【单选题】SECTION A CONVERSATIONS Directions: In this section you will hear several conversations. Listen to the conversations carefully and then answer the questions that follow. 听力原文：W: Look, I'm sorry, but t...
A.
A notice on the bulletin board.
B.
A book for a class the man is taking.
C.
A chemistry class that is being taught.
D.
The library reserve desk.
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