如图所示,小灯泡Ll和L2规格相同,当开关S闭合时,两灯均发光,电流表A和A2比

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问题:

如图所示,小灯泡Ll和L2规格相同,当开关S闭合时,两灯均发光,电流表A和A2比较,______的示数较大.经过一段时间后有一盏灯熄灭,电流表A的示数变小,且滑片P无论怎样滑动,电流表A的示数都不再发生变化,由此可判断,灯______已烧坏.

考点:并联电路的电流规律
题型:填空题

抢劫犯乙持枪拒捕,被民警甲开枪击中持枪的手臂,下列哪种说法是正确的是( )

A.民警甲的行为侵害了乙的生命健康权,因为有损害事实的存在

B.民警甲的行为侵害了乙的生命健康权,因为乙所受损害与甲的行为有因果关系

C.民警甲的行为不是侵权行为,因为其行为不具违法性,不符合侵权行为的构成要件

D.民警甲的行为侵害了乙的生命健康权,因为甲是故意开枪,对乙的损害有过错

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真空系统真空度达不到要求有哪些原因?

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若在纽约外汇市场,瑞士法郎即期汇率为USDl=SFR1.508619l,3个月远期汇率的点数为10—l5,则实际汇率应为()

A.USD1=SFRl.5096

B.USDl=SFRl.5106

C.USDl=SFRl.5075

D.USDl=SFRl.509—1.5106

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College sports in the United States are a huge deal. Almost all major American universities have football, baseball, basketball and hockey programs, and (1) millions of dollars each year to sports. Most of them earn millions (2) as well, in television revenues, sponsorships. They also benefit (3) from the added publicity they get via their teams. Big-name universities (4) each other in the most popular sports. Football games at Michigan regularly (5) crowds of over 90, 000. Basketball’s national collegiate championship game is a TV (6) on a par with any other sporting event in the United States, (7) perhaps the Super Bowl itself. At any given time during fall or winter one can (8) one’s TV set and see the top athletic programs--from schools like Michigan, UCLA, Duke and Stanford-- (9) in front of packed houses and national TV audiences.

The athletes themselves are (10) and provided with sch61arships. College coaches identify (11) teenagers and then go into high schools to (12) the country’s best players to attend their universities. There are strict rules about (13) coaches can recruit--no recruiting calls after 9 p. m. , only one official visit to a campus--but they are often bent and sometimes (14) . Top college football programs (15) scholarships to 20 or 30 players each year, and those student-athletes, when they arrive (16) campus, receive free housing, tuition, meals, books, etc.

In return, the players (17) the program in their sport. Football players at top colleges (18) two hours a day, four days a week from January to April. In summer, it’s back to strength and agility training four days a week until mid-August, when camp (19) and preparation for the opening of the September-to-December season begins (20) During the season, practices last two or three hours a day from Tuesday to Friday. Saturday is game day. Mondays are an officially mandated day of rest.

12()

A.contrive

B.convince

C.convert

D.convict

题型:填空题

男性40岁,发热1周,伴胸痛。体检:血压80/66mmHg,呼吸快,颈静脉充盈,心界向两侧明显扩大,心率103次/分,心音遥远,触诊桡动脉搏动在吸气时显著减弱、呼气时复原。血沉55mm/h。哪项措施最可能升高本例血压()

A.多巴胺

B.多巴酚丁胺

C.洋地黄

D.补液

E.抽取心包积液

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