单选题
In every cultivated language there are two great classes of words, which makes up the whole vocabulary. First, there are those words 【B1】 which we become familiar in daily conversation, which we 【B2】 , that is to say, from the 【B3】 of our own family and from our friends, and 【B4】 we should know and use 【B5】 we could not read or write. They 【B6】 the common things of life with all the people who 【B7】 the language. Such words may be called "popular", since they belong to the people 【B8】 and are not excluded 【B9】 a limited class.
On the other hand, our language 【B10】 a large number of words which are comparatively 【B11】 used in ordinary conversation. Their meanings are known to every educated person, but there is little 【B12】 to use them at home or in the market-place. Our 【B13】 acquaintance (熟悉) with them comes not from our mother''s 【B14】 or from the talk of our schoolmates, 【B15】 from books that we read, lectures that we 【B16】 , or the more 【B17】 conversation of highly educated speakers who are discussing some particular 【B18】 in a style properly higher above the habitual 【B19】 of everyday life. Such words are called "learned", and the 【B20】 between them and the "popular" words is of great importance to a right understanding of language study process.
【正确答案】
B
【答案解析】be familiar with sth．‘对…熟悉’。意思是：有些词是我们在日常对话中慢慢熟悉的。
【正确答案】
D
【答案解析】根据后面的from一词可选出。固定搭配learn sth from sb‘从某人处学到某事’。
【正确答案】
C
【答案解析】members of the family‘家庭成员’固定说法。这句意思是说我们从家庭成员和朋友那里学来的词语。
【答案解析】People／world at large指的是‘多数人而非一部分人’，例如：we have always tried to provide the public at large with accurate information．而at most指的是‘至多’，例如：He is 40 at(the)most．
【正确答案】
B
【答案解析】exclude sth from sth／sth is excluded from sth.表示‘排除某事在外’，意为：这些词汇属于大众而非专属某一阶层／而非排除于任何阶层之外。
【正确答案】
B
【答案解析】‘由…组成’的说法：consist of(注意：consist是vi)，be made up of，be composed of，例如：Our class consists of 24 students．／Our class is made up of／composed of 24 students．