对于液体化工品，一般有两种重量计算方法，分别为体积修正法和密度修正法。（）

为了探究铁及其化合物的氧化性和还原性，某同学设计了如下实验方案，其中符合实验要求且完全正确的是

C

On Christmas Eve—the night before Christmas Day—children all over Britain put a stocking at the end of their beds before they go to sleep. Their parents usually tell them that Father Christmas will come during the night.

Father Christmas is very kind-hearted. He gets to the top of each house and climbs down the chimney into the fireplace. He fills each of the stockings with Christmas presents.

Of course, Father Christmas isn’t real. In Jim and Kate’s house, "Father Christmas" is really Mr. Green. Mr. Green doesn’t climb down the chimney. He waits until the children are asleep. Then he quietly goes into their bedrooms and fills their stockings with small presents. When they were very young, Mr. Green sometimes wore a red coat. But he doesn’t do that now. The children are no longer young, and they know who "Father Christmas" really is. But they still put their stockings at the end of their beds.

When the children are older, they （）.

A．know that Father Christmas is real

B．ask their mother to fill their stockings with presents

C．know that Father Christmas is really their father

D．know that Father Christmas is really their friend

下列表述最能全面反医患关系出现物化趋势的最主要原因A.医生对物理、化学等检测诊断手段的依赖性B.医院分科越来越细，医生日益专科化C.医患双方相互交流的机会减少D.医生降低了对患者的重视E.医患交流中出现了屏障映伦理学概念内涵的是（）。

A.研究职业道德现象的科学

B.研究政治道德现象的科学

C.研究道德现象的科学

D.研究婚姻家庭道德现象的科学

E.研究社会公德的科学

洪某用家庭共有财产20万元出资设立了一家个人独资企业，但是申请企业登记时候没有明确以家庭共有财产出资，关于企业债务下列说法正确的是：( )。

A．洪某用个人财产对企业债务承担无限责任
B．洪某用家庭共有财产对企业债务承担无限责任
C．洪某先用个人财产对企业债务承担责任，不足清偿部分，应用家庭共有财产清偿
D．若该企业收益用于洪某家庭共同生活，应用家庭共有财产承担无限责任

马鹿茸中具有1个侧枝者习称（）

A.大挺

B.二杠

C.单门

D.莲花

E.三岔