化油器浮子破裂，会导致燃料供给系（）。 A.混合气过浓 B.混合气过稀 C.来油不畅

阅读理解。

     London's River Thames has twenty-seven bridges. But Tower Bridge, the first bridge over the

Thames as you travel to London from the sea,is the most famous of them all. What makes Tower

Bridge so exciting? Why do visitors come from all over the world to see it?

    The thing that is surprising about Tower Bridge is that it is open in the middle. It does this to let the 

 big ships through to the Pool of London.lf you are lucky enough to see the bridge with its two opening

arms high in the air,you will never forget it.

    On its north side stands the Tower of London it self.Although they look the same age,the Tower is

almost a thousand years old,and Tower bridge is only about one hundred, It was built in the 1890s.

By1850, everyone agreed that a bridge across the Thames near the Tower was most necessary. But

the designers argued about the new bridge for another  thirty years.This took so long because they had

two big problems.

l. Tower Bridge is ______.

A. about one thousand years old

B. the oldest and the most famous bridge in London

C. the first one you can see when you go from the sea to London

D. the one that took workers about 30 years to build

2. The Tower of London is ______.

A. across from the Thames

B. on the north of Tower Bridge

C. in the middle of Tower Bridge

D. much younger than Tower Bridge

3.Which of the following is NOT true according to the passage?

A. You can see the bridge with its two opening arms high in the air at anytime.

B. By 1850 everybody thought it most necessary to have a bridge built across the

    Thames near the Tower.

C. It took the designers thirty years to argue about the bridge before it was built.

D. It was no easy thing to build a bridge near the Tower.

4. Why is the bridge open in the middle?

A. To make it special.

B. To attract (吸引) more people from the world to see it.

C. To let the big ship through to the Pool of London.

D. BeCduse it is so long that has to be divided into two parts.

5. How long was the Tower Bridge built?

A. A thousand years.

B. A hundred years.

C. Five thousand years.

D. Five hundred years.

法律是统治阶级意志的体现，是建构和维护国家统治秩序的准绳。阅读下面中国不同时期的法律内容，回答下面问题。

材料一 秦律规定：“盗陟封，赎耐。”（即私自移动田界，要判处耐罪，可赎）。严禁对私有土地的侵犯。“盗”采别人桑叶不满一钱者，也要判处30天劳役。在《田律》、《徭律》、《仓律》、《公律》、《金布律》、《关布律》等律中，对劳动人民缴纳田税、赋税、服徭役以及手工业生产和商业活动都有明确的规定和限制，违反者处以严厉的刑罚。秦法对被压迫阶级的身份、地位以及户籍等都有明确的规定，不得任意变更。

材料二 中华民国之主权，属于全体国民……参议院对于临时大总统认为有谋叛行为时，得以总员四分之三以上之出席，出席员三分之二以上之可弹劾之……。 ——《中华民国临时约法》

请回答：

（1）根据材料一并结合所学知识说明，《秦律》反映了秦朝封建法制的哪些特点？

______________________________________________________________________________________________________________________________________________________________________________________

（2）根据材料一、二并结合所学知识分析，《中国民国临时约法》比《秦律》有哪些进步？

___________________________________________________________________________________________

广东国民政府决定北伐的其主要目的是 [ ]

A．消灭军阀吴佩孚

B．抢夺地盘和 * *

C．巩固广东革命根据地

D．推翻北洋军阀统治，统一全国

国家烟草专卖局可以（）省级烟草专卖局签发烟草专卖品准运证。

A.授权

B.委托

C.指示

D.授权或者委托

一个字长为6位的无符号二进制数能表示的十进制数值范围是( )。

A．0～64

B．1～64

C．1～63

D．0～63