用同样长的铁丝围成一个正方形和一个圆，（ ）的面积大． A．圆 B．正方形 C．一样大

Modern liberal opinion is sensitive to problems of restriction of freedom and abuse of power. (1) , many hold that a man can be injured only by violating his will, but this view is much too (2) . It fails to (3) the great dangers we shall face in the (4) of biomedical technology that stems from an excess of freedom, from the unrestrained (5) of will. In my view, our greatest problems will be voluntary self-degradation, or willing dehumanization, as is the unintended yet often inescapable consequence of sternly and successfully pursuing our humanization (6) .

Certain (7) and perfected medical technologies have already had some dehumanizing consequences. Improved methods of resuscitation have made (8) heroic effort to "save" the severely ill and injured. Yet these efforts are sometimes only partly successful: They may succeed in (9) individuals, but these individuals may have sever brain damage and be capable of only a less-than-human, vegetating (10) . Such patients have been (11) a death with dignity. Families are forced to bear the burden of a (12) "death watch".

(13) the ordinary methods of treating disease and prolonging life have changed the (14) in which men die. Fewer and fewer people die in the familiar surroundings of home or in the (15) of family and friends. This loneliness, (16) , is not confined to the dying patient in the hospital bed. As a group, the elderly are the most alienated members of our society: Not yet (17) the world of the dead, not deemed fit for the world of the living, they are shunted (18) . We have learned how to increase their years, (19) we have not learned how to help them enjoy their days. Yet we continue to bravely and feverishly push back the frontiers (20) death.

3（）

A.identify

B.promote

C.recognize

D.assist

Most children like watching TV. It’s very interesting. By watching TV they can see and learn a lot and know many things about their country and the world. Of course ,they can also learn over the radio. But they can learn better and more easily on TV. Why? Because they can hear and watch at the same time. But they can’t see anything over the radio. TV helps to open children’s eyes. It helps to open their minds , too. They learn newer and better ways of doing things. Many children watch TV only on Saturday or Sunday evening. They are always busy with their lessons. But a few children watch TV every night. They go to bed very late. They can’ t have a good rest. How about you, my young friend?

小题1:A few children go to bed late because they ______

A．are busy with their lessons

B．do their homework

C．watch TV

D．listen to the radio小题2:Children can’t see anything ______

A．in the radio

B．on the radio

C．on TV

D．by watching TV小题3:TV helps to open children’s ______

A．eyes and minds

B．minds

C．eyes or minds

D．eyes小题4:Why do many children watch TV only on Saturday or Sunday evening? Because ______

A．TV is not good

B．they don’t like watching TV

C．they have no time

D．they want to play football小题5:Children can study better and more easily on TV because ______

A．they like to watch TV

B．they can hear at the same time

C．they can watch at the same time

D．they can hear and watch at the same time

如图所示的电路中，电源电压恒定不变，不考虑温度对灯丝电阻的影响，S₁、S₂都闭合，两灯正常发光；当S₂断开时，电压表、电流表示数变化情况是

A．电压表示数不变，电流表示数不变

B．电压表示数变小，电流表示数不变

C．电压表示数不变，电流表示数变小

D．电压表示数变大，电流表示数变大