有下列说法:①若a=b2, 则a>0;②相等的角是对顶角;③两条直线被第三条直线

题型:选择题

问题:

有下列说法:①若a=b2, 则a>0;②相等的角是对顶角;③两条直线被第三条直线所截,同旁内角互补;④平行于同一条直线的两条直线平行;其中正确的说法有(   )
A.1个
B.2个
C.3个
D.4个
考点:命题,定理
题型:选择题

使用控制端口配置交换机的过程中,需要在配置终端上配置好超级终端软件,其中配置串行口参数的设定要求是:传输速率( ),数据位( )bit,停止位( )bit。

题型:选择题

England is the largest country in Britain. Its capital is London, which is on the Thames. The port of London is one of the greatest ports in the world. Ships from all countries go up and down the Thames. They bring food to the people of Britain. Then they take British machines and other things back to the ports from which they come.

There are many scenic spots in the West of England. The lakes here are the most beautiful in England. There are trees, flowers and green grass round them.

The water is almost always very still,and you can see the green hills ,the brown mountains and everything else round the lake upside-down in the water. There are boats on all the larger lakes, which take people from one side to the other. There are always a lot of boats on the lakes in summer.

Travelers from many countries of the world go to the west of England in summer. There are boat races on the largest lakes, and people from many places in Great Britain and Europe come to see them. Young people travel from one place to another on their bicycles, or walk from one lake to another.

小题1: The port of London       .

A.only takes business within the country

B.is greater than the others in the world

C.is the busiest in the world

D.plays an important part in transportation小题2: The upside-down scenes can be seen in the lakes because      .

A.the water is very still

B.you have a good sight

C.there is a good light

D.you stand near them小题3: Young Londoners go to see      .

A.beautiful lakes on foot

B.boat races by bicycle

C.the port of London in their cars

D.the still water in the lake by air

题型:选择题

以下公司中,不属于工程经济领域的第三产业的是( )。

A.工程咨询公司
B.设备安装公司
C.招标代理公司
D.专业律师事务所

题型:选择题

会计核算软件中,对于拟采用的总分类会计科目的名称和编号方法,用户可以根据自己的需要进行设定。( )

题型:选择题

甲企业为工业生产企业,2010年1月1日,从二级市场支付价款2040000元(含已到付息期但尚未领取的利息40000元)购入某公司发行的债券,另发生交易费用40000元。该债券面值2000000元,剩余期限为2年,票面年利率为4%,每半年付息一次,甲企业将其划分为交易性金融资产。其他资料如下:
(1)2010年1月5日,收到该债券2009年下半年利息40000元。
(2)2010年6月30日,该债券的公允价值为2300000元(不含利息)。
(3)2010年7月5日,收到该债券半年利息。
(4)2010年12月31日,该债券的公允价值为2200000元(不含利息)。
(5)2011年1月5日,收到该债券2010年下半年利息。
(6)2011年3月31日,甲企业将该债券出售,取得价款2360000元(含1季度利息20000元)。假定不考虑其他因素。
根据上述资料,回答下列问题:

甲企业因该项交易性金融资产产生的公允价值变动损益累计为( )元。

A.200000

B.300000

C.400000

D.0

更多题库