是否开启CMIS合同终结审查审批流程，由各企业在应用管理功能模块中进行设置。合同终结

I、Ⅱ两小题只选做一题，如果两题全做，只按I题计分．

I5月31日为“世界无烟日”．吸烟会产生尼古丁（C₁₀H₁₄N₂）、烟焦油、一氧化碳等多种有害物质，不仅影响自身健康，对他人健康也有害．

（1）尼古丁属于______（选填“有机”或“无机物”）．

（2）乱扔烟头，会引起火灾．从燃烧条件分析，烟头引起火灾的原因是______．

（3）CO是有毒气体，能使人中毒的原因是______．

Ⅱ在农业生产中，土壤的改良，化肥、农药的合理施用，对农作物的高产丰收具有重要作用．

（1）农业生产中常用熟石灰改良______（选填“酸性”或“碱性”）土壤．

（2）农药波尔多液是用石灰乳[Ca（OH）₂]和硫酸铜溶液按一定比例配制的，配制过程中，发生的基本反应类型为______．

（3）铵态氮肥不能与碱性物质混合施用的原因是______．

补写出下列名篇名句中的空缺部分。（任选3题，多选则按前3题计分）（9分）

小题1:      ，      。       ，谁怕？一蓑烟雨任平生。（苏轼《定风波》）

小题2:千呼万唤始出来，       。        ，        。（白居易《琵琶行》）

小题3:是日也，       ，        ，          ，俯察品类之盛。（王羲之《兰亭集序》）

小题4:七十者衣帛食肉，       ，        ，          。（孟子《寡人之于国也》）

关于病例-对照研究特点不包括哪一项（）

A.观察时间短

B.需要研究的对象少

C.适合研究一些病程较长的慢性病和一些比较多见的疾病

D.尤其适合那些原因未明疾病的研究

E.准确性低，可靠性较差，回忆偏倚较大

Government officials reported three new cases of mad cow, bringing the total so far this year to 99. Last year, France recorded just 31 cases of the mad cow disease. The rising numbers are in part (1) a new testing program that focuses on cows that are most (2) . That program has (3) 39 cases. But still 60 new cases were identified in the usual way, (4) were found in 1999. Many scientists (5) that this year, five years after safety precautions were (6) , the number of cases would be (7) .

The rise in cases has (8) some scientists to question whether the disease can be transmitted in ways not yet understood. Scientists are still (9) the disease, first recognized in cows in 1986.

It appears that it is not caused by a bacteria, virus or fungus, but (10) infectious particles called prion, perhaps (11) a virus or other agent. The disease kills cells in the brain, (12) it spongy and full of holes.

France has taken more steps to (13) safety than most European countries, (14) refusing to take English beef (15) the European Union. But some scientists believe that France has not been (16) in imposing the ban on feed that (17) animal pans.

Some French officials hope that the sudden interest in mad cow disease will mean that French consumers will become educated about it, thereby recognizing that French beef is actually (18) controlled. Every cow is given a passport at birth, and extensive information about its parentage and (19) it was raised must be (20) to any slaughterhouse. When a diseased animal is found, the entire herd is destroyed.

6（）

A. put to place

B. put a place

C. put in place

D. put in the place