驾驶员侧安全气囊位于汽车的（）。 A.座椅上 B.车门上 C.方向盘中 D.仪表盘上

It is really hard to say which is better than the other，city life or rural life.__小题1:__

Living in a city，people have certain advantages. First，people enjoy various entertainments，both foreign and domestic. Second，there are more cultural activities in a city. Third，city people gain access to better information service and educational facilities.__小题2:__The overcrowded population，traffic jam，housing problem，industrial pollution and other issues may result in depression，nervousness and diseases.

Life in the village and on the farm is very different from life in the city. Living in the country，people can enjoy living in pure nature.__小题3:__But rural life may not be that perfect. People usually lack cultural activities. They are relatively ill informed.__小题4:__And people miss some golden opportunities of making a fortune. Opportunities for bright young people are greater in cities，so the chances of their children being admitted to colleges are slim.

Obviously，whatever life they lead，people can never feel perfectly satisfied，for conveniences and inconveniences always coexist. People wish that they could enjoy the pleasures of both lives. With the rapid economic development，nowadays city people can relax themselves in the country during vacation.__小题5:__

A．Each of them has its advantages and disadvantages.

B．Things go fairly slowly there.

C．Villagers and farmers are likely to show a great deal of interest in all their neighbors.

D．They lead a simple and trouble free life.E．However，problems exist.

F．And country people have chances to experience city lifestyle when they come to cities.

G．City life is obviously much more comfortable.

超买超卖指标包括( )。

A．简单过滤器规则

B．移动平均法

C．价量关系

D．股利贴现

下列选项中，属于法定担保物权的是（）。

A．留置权

B．质权

C．地役权

D．土地承包经营权

果孢子体

当往复泵缸内的液体在压差的作用下被排出管道，此时吸入阀处于（）状态。

A.开大

B.全开

C.关小

D.关闭