题目内容

【题目】 2019年1月3日10时26分,嫦娥四号探测器成功着陆在月球背面预选着陆区,并通过“鹊桥”中继星传回了世界第一张近距离拍摄的月背影像图,此次任务实现了人类探测器首次月背软着陆、首次月背与地球的中继通信,开启了人类月球探测新篇章。但是我们对地球的认识却经历了一个漫长的过程。

据此回答下列各题。

1人类对地球形状的认识进入科学探索阶段始于( )

A. “浑天说”提出时期

B. “天圆地方”提出时期

C. 前苏联宇航员加加林飞入太空以后

D. 麦哲伦实现环球航行后

2发射嫦娥四号的火箭回收一般选择地势平坦,植被、人烟稀少的地区进行,既便于回收,又能保障人员安全,那下列地形中,最合适的是( )

A. 高原B. 山地C. 丘陵D. 峡谷

【答案】

1D

2A

【解析】

1人类对地球形状的认识经历了一个漫长的阶段,古代人们提出的一些是不科学的,只有近代麦哲伦环球航行才使人们对地球形状的认识进入科学探索阶段,故选D

2发射嫦娥四号的火箭回收一般选择地势平坦,植被、人烟稀少的地区进行,既便于回收,又能保障人员安全,最适合返回的地形是高原,山地、丘陵和峡谷地势崎岖不平,不利于回收,故选A。

本题考查地球形状有关知识,要知道地球形状认识的过程。

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请阅读下面短文,在短文后表格中的空白处填上适当的单词(注意:每空1个单词)。

Good communication skills are key to success in life, work and relationships. Without effective(有效的) communication, a message can turn into error, misunderstanding, or even disaster.

Communication is the process by which we exchange information between people. To communicate well is to understand and to be understood. Communication can be successful only when both the sender and the receiver understand the same information.

In today's highly informational and technological environment, it has become more important to have good communication skills. Here are some important steps to communicate effectively.

Know what you want to say and why understand clearly the purpose of your message. Know to whom you are communicating and why.

How will you say it? We all know that it's not always what you say, but how you say it , that matters. Begin by making eye contact. You show trust and confidence when you look at others in the eyes when you speak. Second, pay attention to your body language, since it can say so much more than your words. By standing with your arms easily at your side, you tell others that you are open to hearing what they have to say.

Communication is a two-way street. After you have said what you have to say, stop and listen. Practise your listening skills. Be considerate of others are talking, listen carefully and never cut them off.

Definition of communication

Communication is the process by which we exchange information 1people.

Some 2 for pay attention to communication skills

●Key to success in life, work and relationships.

●Helping to understand each other.

●Being of much 3at present as a result of the highly information and technological environment.

Some steps to have an effective communication

●Have a4 understanding of what your purposes, listeners and reasons are.

●Know how you say it because it is sometimes more important than what you say.

●Stop to listen after you have 5your talk.

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