It is traditional when dealing with languages of all sorts to try to separate conerns with{ A } , the subject of syntax, from concerns with B , the field of semantics, Consider the simple "language" of binary numerals. Some examples of binary mumerals are

            0          1
 
          101       0101
 
        11001     101111
 
　　A communication in this language evidently consists of a finite sequence of characters '0', '1' This is just syntax however, and says C about what such a communication is intended to mean.

　　Mumbers are "D" mathematical concepts, whereas the digit strings that strings that appear on paper are numerals, that is to say, E representations or descriptions of numbers.

　　供选择的答案

　　A～C：①symbol ②form ③meaning ④context

　　⑤nothing ⑥concept

　　D、E：①abstract ②concrete ③simple ④ordinary

　　⑤symbolic ⑥logic

　　【解析】

　　参考译文：处理各种语言时，传统的做法试图将有关形式的语法问题和有关含义的语义方面区分开来。考虑简单的二进制数的"语言"。下面是二进制数的例子

            0          1
 
          101       0101
 
        11001     101111

通信这种语言显然是有限的字符序列'0 ' ， '1 '这仅仅是语法，但并表示ç了解这样一个沟通的目的是的意思。

数是“ D ”类数学概念，而数字的字符串的字符串出现在文件的数字，也就是说，电子陈述或说明的数字。

　　【答案】A：② B：③ C：⑤ D：① E：⑤