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【简答题】
A thirsty bee went to a river to drink. As it was drinking, the bee was away by the running water. A kind bird saw that the bee was in . It picked off a tree and threw into the water in front of the bee. The bee climbed the leaf, and it was brought to the land. The bee thanked the bird a lot and then . Not that, the bird was sitting the branch of a tree. It did not know that a man was shooting at it. But the bee saw the man was doing. So it flew into the man’s and stung(刺) him. The in the man’s eye was so great that he was not able to the bird, and the bird flew away. ,the bee, life had been saved by the bird, was able to save the life of the bird. 小题1: A.flying B.brought C.flowing D.carried 小题2: A.trouble B.a trouble C.danger D.dangerous 小题3: A.a leaf B.leaves C.leaf D.the leaf 小题4: A.them B.one C.it D.this 小题5: A.onto B.on C.to D.at 小题6: A.safety B.safe C.saved D.safely 小题7: A.climbed away B.ran away C.flew away D.got away 小题8: A.long before B.before long C.after long D.long after 小题9: A.in B.on C.at D.by 小题10: A.that B.what C.which D.when 小题11: A.eye B.nose C.mouth D.ear 小题12: A.pain B.bee C.bird D.earache 小题13: A.shoot B.shoot at C.shoot to D.shoot on 小题14: A.In the way B.On the way C.In a way D.In this way 小题15: A.her B.the C.whose D.its
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【单选题】工业上合成涤纶树脂 PET(Polyethylene terephthalate) 的聚合方法是
A.
界面缩聚(Intecial polycondensation)
B.
溶液缩聚(Solution Polycondensation)
C.
熔融缩聚(Melt condensation polymerization )
D.
固相缩聚(Solid state polycondensation)
【单选题】将合成纤维分为丙纶、氯纶、涤纶、腈纶、锦纶、维纶等主要是以( )作为分类标志。
A.
用途
B.
原材料
C.
加工方法
D.
化学成分
E.
商品生产的行业门类
F.
加工程度
【简答题】工业上合成涤纶采用的聚合方法是______。
【判断题】等容舒张期房室瓣关闭,动脉瓣也关闭。
A.
正确
B.
错误
【简答题】开发新材料是国民经济和社会发展的关键.下列有关材料的说法正确的是(  ) A.涤纶和羊毛可以通过燃烧的方法鉴别 B.任何塑料袋都可以长期盛放食品 C.橡胶是人工合成材料 D.合成材料的使用有百利而无一害
【单选题】下图是某服装标签的部分内容,下列有关认识正确的是 [     ]
A.
涤纶属于天然纤维
B.
涤纶属于有机高分子材料
C.
棉花属于合成有机高分子材料
D.
通过灼烧方法不能区别涤纶和羊毛
【单选题】患者,男,74岁,服药后出现血清γ-谷氨酰转移酶升高,最可能造成此不良反应的药物是()。
A.
葡醛内酯
B.
苯妥英钠
C.
联苯双酯
D.
门冬氨酸钾镁
E.
水飞蓟宾
【单选题】磺胺类药物的基本结构是哪个
A.
对氨苯甲酰胺
B.
对甲基苯磺酰胺
C.
苯磺酰胺
D.
对羟基苯磺酰胺
E.
对氨基苯磺酰胺
【简答题】组织价值观是组织文化的核心,论述要怎样才能选择正确的组织价值观 ?
【单选题】下列关于某些有机高分子材料的说法中正确的是 A.合成纤维透气性较好 B.破裂的电木可以热修补 C.棉纤维耐磨性较好 D.用灼烧的方法可区分羊毛与涤纶
A.
B.
C.
D.
D
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