实际中，不能作为短期借款抵押品的有（）。A、应收账款 B、应收票据 C、存货 D、无

阅读理解

       We live all around the world. We like to have celebrations. In China, people celebrate New Year.

New Year is in January or February. They wear red clothes because red is a color that will bring joy.

Chinese children get money in a red packet for the New Year. They save the money that is inside. In

Gambia, people celebrate Independence Day. It is in February. They wear bright clothes and play music

at the celebration. In England, people celebrate May Day. May day is in May. They wear pretty clothes

to celebrate the arrival of spring. The children dance in and out around the maypole. They weave their

ribbons into a colorful braid. In India, people celebrate Raksha Bandhan. It is in August. The children

wear new clothes and celebrate their love for each other by exchanging things they have made. In the

United States, people celebrate Thanksgiving Day - the first harvest in America in 1621. It is in

November. The children make up a play about what went on at the first celebration. They eat turkeys, too.

1. How many countries are mentioned in the passage?           

A. 4                  

B. 5                

C. 6

2. In ______, people celebrate the arrival of spring.

A. China              

B. India              

C. England

3. At Chinese New Year celebration, children receive _______.

A. red clothes          

B. red packets          

C. red ribbons

4. In Gambia, Independence Day is celebrated in _______.

A. February            

B. August            

C. November

5. According to the passage, which of the followings is true about what children do at their celebration?

A. Children in India exchange red packets to show love for each other.

B. Children in USA put on a play about their country's independence.

C. Children in England dance around the Maypole to welcome spring.

妊娠合并心脏病目前的种类有：

A．风湿性心脏病

B．先天性心脏病

C．贫血性心脏病

D．妊娠高血压综合征心脏病

E．围产期心肌病

下述药物中，"选择性作用于远曲小管，和集合管，阻滞管腔Na⁺通道而减少Na⁺的再吸收，同时由于Na⁺的再吸收降低使管腔的负电位减少，从而减少了K⁺的分泌"属于（）。

A.呋塞米

B.螺内酯

C.甘露醇

D.氢氯噻嗪

E.氨苯蝶啶

在Windows环境中，屏幕上可以同时打开若干个窗口，它们的排列方式是( )。

A．既可以平铺也可以层叠，由用户选择

B．只能由系统决定，用户无法改变

C．只能平铺

D．只能层叠

计算题：一线路工程已进入放线施工阶段，已知导线的密度ρ=0.598kg／m，导线拖放长度为L=800m，放线始点与终点高差为h=6m，上坡放线，摩擦系数μ=0.5，试计算放线牵引力P为多少？