题目内容

【题目】我国首个火星探测器萤火一号搭乘俄罗斯运载火箭发射升空。回答第3~5题。

【1】入轨后的萤火一号火星探测器将( )

A.到达河外星系 B.始终在地月系 C.到达月球 D.始终在太阳系

【2】火星与地球( )

A.表面温度相同 B.公转方向相反

C.同属类地行星 D.都有液态水存在

【3】科学家认为火星是除地球以外最有可能存在生命的天体之一,火星与地球相比( )

A.有相近距日距离和自转周期

B.有适合生物呼吸的相同大气成分

C.有相同的体积和质量

D.有岩石、土壤和大量的液态水

【答案】

【1】D

【2】C

【3】A

【解析】

试题分析:

【1】火星探测器萤火一号,到达火星,位于在太阳系,D正确;没有到达河外星系;脱离了地月系。

【2】火星和地球都属于类地行星,C正确;火星比地球距太阳要远,表面温度更低;公转方向和地球公转方向一样,都是自西向东;火星上没有液态水的存在。

【3】火星和地球相比,有相近的距日距离和自转周期,A正确;火星上没有大气;火星的质量和体积比地球小;火星上没有液态水。

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【题目】Passage4(2017届重庆市第八中学高三适应性考试

We’ve all heard about the power of our attitude, and it’s our attitude that determines how much we succeed in life.

All the things that you have been through, all the people you have met and interacted with can have an impact on your attitude. If you think that all these factors have molded you into a person with a poor attitude towards life, there is no need to worry. 1 .

Identify and understand what you want to change.

The first step towards change is clearly understanding what needs to be changed. 2 .When it comes to changing your attitude, you need to do an honest and in-depth self-evaluation so you could point out exactly which of your traits need to be improved or totally changed.

3 .

Find someone who has the kind of attitude that you want to have, and let his or her life give you inspiration and encouragement to move beyond your temporary failures in your journey towards becoming a better person.

Choose the right company.

As they say, "Bad company corrupts good character." You don’t expect yourself to be able to change if you go on surrounding yourself with people who possess all the negative traits that you want to change. Consider befriending new people, especially those who are optimistic and have a healthy attitude towards life. 4 .

Believe that you are able to change.

5 .If you don’t believe in yourself or believe that you or your life can change, it just won’t happen—you willeither never start, or give up quickly that you won’t have even given yourself the opportunity to succeed.

A. Look for a role model.

B. There is always an opportunity for change.

C. Setting clear goals is the key to success in any endeavor.

D. Think about how your attitude change will affect your life.

E. The greatest obstacle is our inability to trust in what we can do.

F. Your effort to change will be easier with these people as friends.

G. Fix your mind on the things that would come as a result of your attitude change.

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