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【判断题】
热塑性弹性体和硫化橡胶相似,大分子链间也存在“交联”结构。这种“交联”是物理“交联”,这些“交联”均有可逆性,这些“交联”又到与硫化橡胶交联键相类似的作用。A.
正确
B.
错误
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【简答题】In order to stay healthy it is important to have a (__1__)(balance)diet — in other words, food (__2__) contains something from eachof the three main groups of food. These groups are protein,carbohydra...
【简答题】In order to stay healthy it is important to have a (__1__)(balance)diet — in other words, food (__2__) contains something from eachof the three main groups of food. These groups are protein,carbohydra...
【简答题】In order to stay healthy it is important to have a (__1__)(balance)diet — in other words, food (__2__) contains something from eachof the three main groups of food. These groups are protein,carbohydra...
【单选题】The functional groups of pyrimidines and purines are ring nitrogens, carbonyl groups, and exocyclic amino groups. _____________________ involving the amino and carbonyl groups are the most important m...
A.
hydrogen bonds
B.
van der Vaal interactions
C.
hydrophobic interactions
D.
electrostatic attractions
【单选题】近年来, Tuhao (土豪)、 Dama (大妈)等一些网络热词被英国著名的牛津词典收录,这说明
A.
社会意识决定社会存在
B.
社会意识是社会存在的反映
C.
社会意识是社会生活的精神方面，是“物质的社会关系”
D.
社会意识没有阶级性
【判断题】Groups are important, because they tend to have more power than just one person, and groups’ decisions usually carry great weight. It makes us more cooperative, more reasonbale, and more intelligent. ...
A.
正确
B.
错误
【简答题】In order to stay healthy it is important to have a (__1__)(balance)diet — in other words, food (__2__) contains something from eachof the three main groups of food. These groups are protein,carbohydra...
【单选题】近年来,TuhAo (土豪)、DAma (大妈)等一些网络热词被英国著名的牛津词典收录,这说明
A.
社会意识决定社会存在
B.
社会意识没有阶级性
C.
社会意识是社会生活的精神方面,是“物质的社会关系”
D.
社会意识是社会存在的反映
【简答题】In order to stay healthy it is important to have a (__1__)(balance)diet — in other words, food (__2__) contains something from eachof the three main groups of food. These groups are protein,carbohydra...
【简答题】Groups are important, because they tend to have more power than just one person, and groups’ decisions usually carry great weight. It makes us more ( ), more( ), and more ( ). Working together d...
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