试题与答案

轨道在列车荷载和温度应力的反复作用下,沿线路方向发生的纵向位移称为()。

题型:填空题

题目:

轨道在列车荷载和温度应力的反复作用下,沿线路方向发生的纵向位移称为()。

答案:

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答案:A题目分析:本题考查的是美国南北战争的相关内容。美国南北战争爆发前,是“一国两制”的“经济格局”即北方是资本主义工商业,南方是奴隶制种植园经济。“两制”矛盾的焦点是围绕奴隶制的存废问题,所以答...

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But at home, he has also been under pressure from his two daughters to keep his promise: to give them a new dog as a gift for helping him with his election campaign(竞选活动).

On Tuesday the nation’s first dog, named Bo, came out. It is a six-month-old water dog which is black with a white chest and white paws(爪).

“Bo’s got star quality,” said President Obama as he and his family took a walk with the dog on the White House lawn(草坪) in front of reporters.

He then joked, “ I finally got a friend. It took some time,” mentioning a famous saying, “If you want a friend in Washington, get a dog.”

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A.French

B.British

C.Russian

D.American小题2:Which of the following is NOT true?

A.The dog is called Bo.

B.The dog is six month old.

C.The dog is black and white.

D.The dog is all white.小题3:The dog is Obama’s gift to ______.

A.the reporters

B.his wife

C.his daughters

D.his sons小题4:What might the underlined sentence in the last paragraph mean?

A.It’s not easy to find a dog in Washington.

B.It’s not easy to find a friend in Washington.

C.Dogs aren’t friendly to man.

D.Man isn’t friendly to dogs.

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读我国四大地理区域示意图,完成1~2题。

1.与①、④两大地理区域分界线,大致吻合的是[ ]

A.干旱地区和湿润地区分界线

B.季风区与非季风区分界线

C.外流区与内流区分界线

D.亚热带与暖温带分界线

2.关于四大地理区域优势能源的叙述,正确的是[ ]

A.区域①主要是煤炭和石油

B.区域②主要是石油和水能

C.区域③主要是地热能和核能

D.区域④主要是水能和石油

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