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【多选题】
与维生素C性质相符的是A.
有强还原性，故可以用作抗氧剂
B.
用于防治坏血病、预防冠心病
C.
水溶液显酸性，久置渐变黄
D.
为脂溶性维生素
E.
可与碱性药物配伍使用
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皮皮学刷刷变学霸
举一反三
【单选题】What does participation in folk customs mean to people?
A.
It can be of psychological benefit to them.
B.
It enables them to escape the problems of the modern world.
C.
It can be a means of regaining ancient wisdom.
D.
It is an attempt to reconstruct what is lost forever.
【单选题】In many cultures people make a distinction between fine art and folk art. Although telling the difference between these two types of art is not always easy, each has certain general characteristics th...
A.
Folk art is the product of professionals who have studied art.
B.
Decorating a wooden beam is folk art.
C.
Paintings on the walls of churches are usually considered folk art.
D.
People at a music concert arc creator of folk art.
【简答题】A. 简述汉字的发展历程，并对每种字体的特点作简要说明。 B. 何为甲骨四堂？他们各自的贡献是什么？ C. 何为六书？ D. 汉字的特点有哪些？请详细说明。
【单选题】电空制动控制器置过充位( )得电。
A.
803、805、813、836(经405)
B.
807、806、813
C.
803、809、813、836(经405)
D.
806、808、813
【单选题】In many cultures people make a distinction between fine art and folk art. Although telling the difference between these two types of art is not always easy, each has certain general characteristics th...
A.
Folk art is the product of professionals who have studied art.
B.
Decorating a wooden beam is folk art.
C.
Paintings on the walls of churches are usually considered folk art.
D.
People at a music concert are creator of folk art.
【单选题】The passage is mainly concerned with ______.
A.
the distinction between fine art and folk art
B.
the characteristic of fine art
C.
the characteristic of folk art
D.
the advantages of fine art over folk art
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