第14题: [单项选择]People decide to 29 on the wagon because ______. A. they like having one drink after another B. they fear to lose their self-control in drinking again C. they enjoy the kind of drinks they get on the wagon D. they are alcoholics and can not control themselves well 参考答案:D 答案解析:见原文第二段,“Why do people decide to go on the wagon Well,usually because they are alcoholics.They lose
第16题: [单项选择]以下不属于向后一体化战略的是() A. 钢铁厂自己轧制各种型材,并制成各种不同的最终产品 B. 钢铁厂自己拥有矿山和炼焦设施 C. 纺织厂自己纺纱、洗纱 D. 糖厂自己拥有甘蔗田 参考答案:A
第17题: [单项选择]脑脊液可呈黄色胶冻状,常见于下列何种疾病()。 A. 结脑 B. 化脑 C. 脊髓灰质炎 D. 蛛网膜下腔梗阻 E. 流行性乙型脑炎 参考答案:D 答案解析:脑脊液黄色多由黄变症引起,见于出血,黄疸,淤滞和梗阻,黄色素、胡萝卜素、黑色素、脂色素增高,其中蛛网膜下腔梗阻的脑脊液呈黄色胶样凝固。