HBV的前C区基因编码（） A.HBcAg B.HBsAg C.HBV-DNA D.

My grandfather Jack is 96 years old, and he has had an interesting life. He has travelled a lot in his life in the Far East. He visited the Taj Mahal in India and the Pyramids in Egypt. He hunted (狩猎) lions in Africa, and rode a camel in the Sahara Desert. He says the most beautiful place he has travelled to is Kathmandu in Nepal.

Jack has married twice. His first wife died when she was 32. He met his second wife Maria while he was cycling round France They have been married for 50 years, and they have lived happily in a small village since they got married.

Jack says that he has never been ill in his life. The secret of good health, according to my grandfather, is exercise He goes swimming every morning. He has done this since he was a boy. He also has a glass of wine every night! Perhaps that is his secret!

小题1:What kind of life has Jack lived?

A．A short life.

B．An interesting life.

C．A lonely life

D．A poor life.小题2:Which of the following does Jack think is the most beautiful place?

A．Kathmandu.

B．The Pyramids

C．The Sahara Desert.

D．Taj Mahal小题3:How many times has Jack married?

A．Once.

B．Twice.

C．Three times.

D．Four times.小题4:Where did Jack meet Maria?

A．In India.

B．In Nepal.

C．In France

D．in Egypt.小题5:What does Jack do every night?

A．He has a glass of wine.

B．He goes swimming

C．He hunts lions.

D．He rides a camel.

保险经纪公司应当在每一会计年度结束后（）个月内聘请会计师事务所对本公司的财务状况进行审计。

A.1

B.2

C.3

D.6

税收具有强制性、无偿性、固定性的特征，它的核心是( )。

A．强制性

B．无偿性

C．固定性

D．确定性

消防给水系统的水的pH值的范围为（）。

A.4.0~7.0

B.5.0~8.0

C.6.0~8.0

D.6.0~9.0

根据费德勒模型，当领导者处于最不利的情景时，应采用( )领导方式。

A．集权型
B．分权
C．关系导向型
D．任务导向型