试述科学搭配饲料在畜牧生产实践中的意义?

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问题:

试述科学搭配饲料在畜牧生产实践中的意义?

考点:动物营养学动物营养学题库
题型:问答题 简答题

阅读理解。

     Most people in Britain live in small family groups. More than a quarter of houses in Britain have only got

one person in them. Some of these are old people but some are people of twenty to thirty who choose to live

alone. 35% of houses have two people in them, and another 17% have three people. 15% have four people in

them, and the other homes have five or more. The families in Britain are small. It is unusual for parents to have more than two children. When children are about eighteen or nineteen, they leave their parents' home, and they

often go to a different city. Sometimes they only visit their parents two or three times a year. 

1. How many houses in Britain have 3 people living in them?

A. 8% of houses.

B. 15% of houses.

C. 17% of houses.

D. 35% of houses.

2. At what age do children in Britain usually leave their parents' home?

A. About 18 or 19.

B. About 20 or 21.

C. About 25 or 26.

D. About 30 or 31.

3. What do you think the passage is?

A. An instruction.

B. A report.

C. A play.

D. A joke.

4. What does the passage mainly tell us?

A. Young people in Britain.

B. Old people in Britain.

C. Families in Britain.

D. The population in Britain.

5. According to the passage, which of the diagrams is right?

题型:问答题 简答题

产品质量是企业全体成员的()。

A、生命

B、生命线

C、综合工作结晶

D、劳动成果

题型:问答题 简答题

四格表资料的卡方检验时无需校正,应满足的条件是()。

A.总例数大于40

B.理论数大于5

C.实际数均大于l

D.总例数大于40且理论数均大于或等于5

E.总例数小于40

题型:问答题 简答题

急性左心衰竭最突出的临床表现是()

A.颈静脉怒张

B.水肿

C.腹胀

D.呼吸困难

E.乏力、头晕

题型:问答题 简答题

清末新政军事改革的巡防营主要来自于以下哪一军事势力()

A、太平军

B、八国联军

C、湘淮军

D、北洋新军

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