真空中有两个带同种电荷的点电荷A、B。A的电荷量为9×10-10 C,B的电荷量

题型:填空题

问题:

真空中有两个带同种电荷的点电荷A、B。A的电荷量为9×10-10 C,B的电荷量是A的4倍,A、B相距12 cm,现引入点电荷C,使A、B、C三个点电荷都处于静止状态,则C的位置为____________,C的电荷量为____________。

考点:库仑定律
题型:填空题

Want to save money when travelling by train? Here are some ways.

Day Returns

  This ticket can save you up to 45% on the standard fare (车费). You have to travel after the rush hour period Mon.-Fri., but can travel at any time on Sat. or Sun.

Big city Saves

  These are special low-priced tickets on certain trains. Yon have to book in advance----- at the latest by 16:00 the day before you travel. It's first come, first served.

Weekend Returns

  Weekend Returns are available (有售) for most journeys over 60 miles. Go on Fri. Sat. or Sun, and return the same weekend on Sat. or Sun, and save up to 35% the standard fare.

Monthly Returns

  There are available for most journeys over 65 miles. Go any day and return within a month. Monthly returns save you up to 25% on the standard fare.

Family Returns

  For £20 this railcard allows you to take a second adult (成人) and up to 4 children for only £3 each when you buy single or return tickets. You can travel as often as you like until the card becomes out of date. (200 words.建议阅读时间为3min.)

小题1: Which is the best ticket to buy if you live in London and want to go to a small town 80miles away for four days?

A.Big City Savers

B.Monthly Returns

C.Weekend Returns

D.Family Returns小题2: A man bought himself a ticket of £15 and three tickets for his family with a family railcard.How much did he pay?

A.£44

B.£29

C.£24

D.£15

题型:填空题

审美体验有哪些特征?

题型:填空题

药师进行治疗药物监测是指()

A.把分散的不良反应病例资料汇集起来,进行因果关系的分析和评价

B.药师运用药物知识和专业特长,以及所掌握的最新药物信息和监测手段,结合临床实际,参与制定用药方案

C.在药代动力学原理指导下,利用现代先进的分析技术进行TDM,与临床医师一起制定和调整合理的个体化用药方案

D.及时掌握大量、最新的药物信息,以便针对药物治疗过程中的问题,提供药学服务

E.对全社会的药品市场、供给、处方及其使用进行研究,目的就是用药合理化

题型:填空题

大面积脑梗塞合并脑疝

A.腰穿放脑脊液降颅压
B.静脉点滴甘露醇降颅压
C.冬眠低温治疗降颅压
D.肾上腺皮质激素降颅压
E.侧脑室穿刺引流降颅压

题型:填空题

在有关法系的问题上,学生甲与学生乙有一些不同的认识。甲认为:(1)法系就是指法律体系;(1)法系的划分标准是单一的、绝对不变的;(3)在英美法系,制定法不是法的正式渊源。乙认为:(1)法系是比较法学的概念,它与法律体系不同;(2)法系的划分标准是法的传统和外部特征;(3)在英美法系,制定法和判例法一样,都是法的正式渊源;但是,在大陆法系,判例在任何时候都不是法的正式渊源。关于以上说法正确的是:

A.甲(1)(2)(3)和乙的说法(1)(3)

B.乙(1)(2)

C.甲(1)和乙(2)

D.甲(3)和乙(3)

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