肺胀的病理因素为（） A.痰浊 B.水饮 C.血瘀 D.血虚 E.水湿

下列物质中，有一种与其他三种物质都能发生反应，它是

A．铁

B．稀盐酸

C．碳酸钙

D．氢氧化钠

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选项.选项中的两项为多余选项.

        1   This date was the old mid-winter festival in pre-Christmas times, around the time

of the longest night and the shortest day. Christmas in the 21st century has many traditions:

Christmas trees, cards and presents. Shops can make about 60 percent of their year's income

in the three months before Christmas, so most shops get ready for it in October.    2   The first

time this happened was in 1867 when Macy's famous shop in New York, stayed open until

midnight on Christmas Eve.

    By mid-December, almost every shop and street has a Christmas tree.     3   In the northern

countries, winter is cold and dark and most trees are decorated with lights and colored glass

balls give people hope that spring will come.

    Father Christmas is known across the world with his white hair, red coat and big bag of toys.

Young children are told that he lives in the north of Finland and makes toys for them.    4  

   On Christmas Day a traditional meal is eaten, usually a turkey and a rich, spicy cake. Some

 people hate Christmas.     5   They love seeing family and friends; they also love the traditions.

Love it or hate it, Christmas is a time to look back over the old year and forward to the new one.

A. This tradition was started by the Germans as early as 700 AD.

B. Believe it or not.

C. Since about 400 AD, Christmas Day has been celebrated.

D. Others feel it is a magical and exciting time.

E. The shopping centers are beautifully decorated and stay open late at night.

F. It was really beautiful indeed.

G. By tradition, he brings the toys to children at night, on the night before

Christmas.

学习海上求生的目的是延长遇险者的生存时间，最终获救。（）

汽缸法兰变形的原因是什么？

以下哪项不是【录入供应商信息】的交易对象分类（）？

A.地区

B.国家

C.供应商分类

D.路线