如图所示为一磁流体发电机示意图,A、B是平行正对的金属板,等离子体(电离的气体,

题型:选择题

问题:

如图所示为一磁流体发电机示意图,A、B是平行正对的金属板,等离子体(电离的气体,由自由电子和阳离子构成,整体呈电中性)从左侧进入,在t时间内有n个自由电子落在B板上,则关于R中的电流大小及方向判断正确的是(  )

A.I= ,从上向下

B.I= ,从上向下

C.I= ,从下向上

D.I= ,从下向上

考点:电流路端电压
题型:选择题

计算题:

某商店为增值税一般纳税人,具有经营金银首饰的资质,2012年4月发生以下业务:

(1)采取“以旧换新”方式向消费者销售金项链1条,新项链含税零售价9000元,旧项链作价2000元,从消费者收取新旧差价款7000元;

(2)零售金银首饰与镀金首饰组成的套装礼盒,取得含税收入6000元,其中金银首饰收入4000元,镀金首饰收入2000元;

(3)用一批银基项链抵偿债务,该批项链账面成本为2400元,商店该种项链平均价格为3700元,最低价格为2800元,最高价格为4200元(均为不含税价);

(4)为顾客修理金银首饰取得含税收入8000元;

(5)本月为某消费者加工金银首饰,该消费者提供材料含税价款5850元,商店收取加工费含税金额1170元。已知商店销售该类金银首饰的不含税价格为5500元。

其他相关资料:金银首饰零售环节消费税税率5%,金银首饰成本利润率6%。

要求:

根据上述资料,按下列序号计算回答问题,每问需计算出合计数:

(1)计算“以旧换新”销售金项链应缴纳的消费税;

(2)计算销售成套礼盒应缴纳的消费税;

(3)计算用银基项链抵偿债务应缴纳的消费税;

(4)计算为顾客修理金银首饰应缴纳的消费税;

(5)计算带料加工金银首饰应缴纳的消费税。

题型:选择题

根据短文内容,从短文后的选项中选出能填入空白处的最佳的选项。选项中有两项为多余选项。(涂卡时注意:E=AB  F=AC  G=AD) 

The eyes are the windows of the soul (心灵) . Having a pair of bright, clear eyes is very important, so we should protect our eyes throughout our lives.

___小题1:____ Don’t read while lying down or walking. Relax after every hour of reading .

Keep a distance from the TV set when you watch TV and give your eyes a rest every 30 minutes.

Don’t stare at (盯着看) the sun or try to read in the darkness. ___小题2:___ This can damage your eyes easily.

Get your eyes checked often. Not many people have this habit, but it is necessary. If you feel that there is something wrong with your eyes, get them checked quickly. ___小题3:___.

___小题4:___. You can close your eyes for a few seconds or look into the distance for one or two minutes. A small break will relax your eyes and help to stop you from getting eye problems.

Be careful when you choose your glasses.___ 小题5:____. Make sure your glasses are right for you . If they don’t feel right, get your glasses changed.

A.Develop good reading habits.

B.Rest your eyes whenever you can.

C.Make sure you get enough sleep every night.

D.Glasses that aren’t suitable for you could bring you trouble.E. Even if you’re wearing sunglasses, never look directly at the sun.

F. Eye problem can be found and treated early with regular checks.

G. Drink green tea every day as a way to protect your eyes against eye problems.

题型:选择题

①随着个人崇拜的逐渐淡漠,那些曾经令人______的“圣地”也逐渐失去了往日的辉煌。②要使社会上的正义感永不______,就要在整个民族中大力弘扬正气,特别是广大为政者带个好头。③这种见不得人的勾当,______不是一个堂堂的高级干部应该干的,然而成克杰恰恰这样干了。 填入横线部分最恰当的一项是( )。

A.向往 泯灭 截然

B.神往 磨灭 截然

C.向往 磨灭 决然

D.神往 泯灭 决然

题型:选择题

下列属于人工主动免疫制剂的是()

A.抗毒素

B.抗菌血清

C.白喉类毒素

D.抗病毒血清

E.丙种球蛋白

题型:选择题

民间故事《梁祝》的精神与我国现行《婚姻法》的哪项基本制度相一致()。

A.一夫一妻

B.婚姻自由

C.男女平等

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