The drunken husband knocked against the

  Today more than 56 million Americans are attending a wide variety of schools and universities across the nation．One half of all the people in the country between the 小题1:  of 18 and 25 attend a university．Schools are expected to小题2:  the needs of every child regardless of his ability and also of society 小题3: （本身）．This means that tax-supported free education 小题4: ．（包括）courses in such subjects as sewing, typing, radio and automobile repairs as 小题5: as in the customary school subjects such as history and language．Students can choose among a. great variety of subjects 小题6:  （取决于）on their interests，future plans and level of ability．There are， 小题7: ，some basic courses that everyone is required to study，such as reading，writing，mathematics and English．During the 1800’s and early 1900’s，when millions of people 小题8:  many countries around the  w小题9:____ came to the United States to settle，schools were an i_ 小题10: part in“Americanizing”the children，and through them the parents，too．

原发性蛛网膜下腔出血常见病因为（）

A.脑血管畸形

B.高血压性动脉硬化

C.颅内动脉瘤

D.动脉炎

E.颅内肿瘤

在我国境内提供各种劳务的收入，均应缴纳营业税。( )

电动自行车已是我们生活中必不可少的交通工具（如图所示）．

整 车	质    量	35kg
	最高车速	30km/h
	轮胎限压	2×105Pa
	最大噪声	62dB
电池	36V/10Ah
电动机	额定电压	36V
	额定功率	240W
	电动机效率	80%

电动骑行时，蓄电池给车上的电动机供电，为车提供动力．下表是某种型号电动自行车主要的技术参数．

问：（1）该电动自行车以额定功率行驶时的工作电流是多大？

（2）“36V/10Ah”中的“10Ah”表示的那个物理量？（______）

A．电流； B．电荷量；  C．电能；  D．电功率．

（3）从环保的角度与摩托车相比，电动自行车有什么优点？（列举两条）

在算法的4个特性中，算法必须能在执行有限个步骤之后终止指的是算法的______特性。