以下说法中正确的是( ) A.磁极与磁极间的相互作用是通过磁场产生的 B.通电导

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问题:

以下说法中正确的是(  )

A.磁极与磁极间的相互作用是通过磁场产生的

B.通电导体与通电导体间的相互作用是通过电场产生的

C.磁极与通电导体间的相互作用是通过电场与磁场而共同产生的

D.磁场和电场是同一种物质

考点:电流的磁场,安培定则
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He glances briefly towards her but there is no sign of ________. After all, it’s 15 years since they last met.

A.symptom

B.recognition

C.reputation

D.influence

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2007年3月10日,全国人民代表大会罢免陈良宇人民代表大会代表,中 * * 纪律检察委员会根据《中 * * * * 程》和《中 * * 党纪律检查机关案件检查工作条例》及有关规定免去其所有职务,并交司法机关立案查处。回答14—16题。材料说明了(       )

①中央纪委是党内最高国家检察机关     ②我国实行依法治国的原则  

③中 * * 党清除党内腐败的坚强决心   ④公民在法律面前人人平等

A.②③④    B,①③④    C.①②④      D.③④

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关税是海关代表国家向纳税义务人征收的一种流转税,其征收主体是国家,课税对象是纳税义务人。( )

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Most taxpayers have had enough income tax collected by their employers during the year. So they do not (36) any money. In fact, most Americans get some money back. Last year, the Internal Revenue Service returned at least some money to more than (37) Americans paying individual income tax.
The United States has what is called (38) . Tax rates increase as (39) increase. This year, people earning more than (40) are taxed at the highest rate.
Earnings above that amount are taxed at (41) . Earnings below that amount are taxed at lower rates.
Individuals who earn less than (42) pay no income tax. But they do pay (43) , Medicare and other taxes.
There are many different ways for people and businesses to reduce their (44) Most homeowners, for example, can reduce their taxes a little by reporting to the I.R.S. the interest they pay (45) . This is called a (46)
In 2004, personal income taxes provided the government with most of its money: (47) of the budget. Social security and other (48) taxes provided (49) . Other forms of income include (50) , money borrowed to (51) and special taxes on (52) .
But income from taxes did not provide enough to pay for government spending. The I.R.S. says the budget deficit for 2004 was about (53) dollars.
Preparing tax documents can be complex. The I.R.S. estimates that taxpayers need an average of about 13 hours to prepare tax documents. And that is just for the basic tax form. For business, the I.R.S. estimates an (54) needs more than 50 hours. This is why a lot of Americans pay (55) to complete their tax documents for them.

题型:选择题

“望梅止渴”说明了()

①.望梅确实可以止渴

②.望梅可以暂时起到止渴的作用

③.空想可以暂时安慰人,但终究不能代替现实

④.这种做法完全是唯心主义的

A.①②

B.①②③

C.②③

D.②④

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