正常人血红蛋白含量男性为（）。 A.110～150g／L B.120～160g／L

人文社会科学与自然科学作为专门化的论辩形式在更高层次上具有统—性和共同性。在我国人文社会科学界，许多伪劣产品是在人文社会科学的学术规范与自然科学的学术规范不同的借口之下生产出来甚至受到好评的。因此( )。

A．尽管人文社会科学与自然科学有区别，但更重要的是寻找两者都必须遵守的共同的学术规范

B．人文社会科学要引入自然科学的学术规范

C．自然科学要引入人文社会科学的学术规范

D．人文社会科学学术规范与自然科学学术规范之间是“井水不犯河水”的关系

下列物品属于动产的是（   ）

A．土地

B．院子里的树木

C．电脑

D．房屋

下列山脉中，不属于耸立在青藏地区周围的是[     ]

A．昆仑山

B．阿尔金山

C．阿尔泰山

D．横断山

企业网上银行代发代扣类型包括（）

A.普通代发

B.基本户跨行代发

C.跨行代扣

D.跨行代发

Almost everyone likes dogs, and almost everyone likes to read stories about dogs.
I have a friend. He has a big police dog named Jack. Police dogs are very clever. Every Sunday afternoon my friend takes the dog for a long walk in the park. Jack likes these long walks very much.
One Sunday afternoon, a young man came to visit my friend. He stayed a long time. He talked and talked. Soon it was time for my friend to take Jack out for a walk. But the visitor still stayed. Jack became very worried. He walked around the room several times and then sat down in front of the visitor and looked at him. But the visitor paid no attention. He went on talking. At last Jack got angry. He went out of the room and came back a few minutes later. He sat down again in front of the visitor, but this time he took the visitor’s cap in his mouth.

The young man came to

A. pay a visit

B. see the dog

C. buy the dog