化学是造福人类的科学,在人体保健、医疗卫生、衣食住行等方面作出了重大贡献.请你用

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问题:

化学是造福人类的科学,在人体保健、医疗卫生、衣食住行等方面作出了重大贡献.请你用所学的化学知识解答有关问题.

(1)食品安全与健康密切相关.下列做法会危及人体健康的是______.

A.用“苏丹红一号”作食品添加剂  B.误食重金属盐后,可喝鲜牛奶急救

C.食用蟹黄汤包时蘸上香醋        D.凉拌干丝时滴入少许麻油

(2)低血糖患者每天都应注意摄入一定量含淀粉的食物,以使血液中维持一定浓度的葡萄糖.请你列举两种富含淀粉的食物______、______.

(3)油炸食物不宜多吃,因长时间煎炸会产生有毒物质丙烯醛(C3H4O),丙烯醛在空气中完全燃烧时,生成二氧化碳和水.请写出丙烯醛完全燃烧的化学方程式______.

(4)食盐是人维持正常生理活动的重要物质.人体细胞中约含NaCl 0.9%,一般成年人每日需NaCl的量为4.5g-9g.某病人因食盐摄入量不足,需要补充溶质质量分数约为0.9%的生理盐水,现医生确定每天为他注射200g生理盐水,则每天可为他补充约______g食盐.

(5)我们穿的衣服通常是由纤维织成的,常见的纤维有棉花、羊毛、涤纶等.用灼烧法可初步鉴别三种纤维,给三种纤维编号后,分别灼烧产生的气味如下:

纤维编号
灼烧时的

气味

特殊气味烧纸气味烧焦羽毛

气味

则羊毛、棉花的编号分别为______、______.

考点:六大营养素天然有机高分子材料化学反应方程式的书写文字表达式
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As the plane circled over the airport, everyone sensed that something was wrong. The plane was moving unsteadily through the air, and (31) the passengers had fastened their seat belts, they were suddenly thrown forward. At that moment, the air-hostess (32) She looked very pale, but was quite (33) Speaking quickly but almost in a whisper, she (34) everyone that the pilot had fainted and asked if any of the passengers knew anything about machines or at least how to drive a car. After a moment’s (35) , a man got up and followed the hostess into the pilot’s cabin.

Moving the pilot aside, the man took his seat and listened carefully to the urgent instructions that were being sent by radio from the airport below. The plane was now dangerously close (36) the ground, but to everyone’s relief, it soon began to climb. The man had to (37) the airport several times in order to become (38) with the controls. Therefore the danger had not yet passed. The terrible (39) came when he had to land. Following information, the man guided the plane toward the airfield. It shook violently (40) it touched the ground and then moved rapidly along the runway and after a long run it stopped safely.

34()

A.inquired

B.insured

C.informed

D.instructed

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肩周炎夜间痛者,可选()穴作重点按揉。

A、天宗

B、秉风

C、肩贞

D、肩内陵

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下列有关进口货物完税价格的估定方法,正确的有( )。

A.内销的进料加工制成品,以料件申报内销时的价格估定

B.内销的来料加工制成品,以料件原进口时的价格估定

C.出口加工区内的加工企业内销的制成品,以制成品申报内销时的价格估定

D.保税区内的加工企业内销的进口料件,以料件申报内销时的价格估定

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星状砂丘(star dune)

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治疗眩晕因高血压病引发者,宜配伍的腧穴是()

A.合谷、太阳

B.曲池、足三里

C.内关、神门、三阴交

D.风府、天柱、颈夹脊

E.行间、侠溪

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