试题与答案

成达铁路经改造后动车组的运行速度可超过200km/h.铁路提速要解决很多技术上的

题型:选择题

题目:

成达铁路经改造后动车组的运行速度可超过200km/h.铁路提速要解决很多技术上的问题,其中弯道改造就是一项技术含量很高的工程.在某弯道改造中下列论述正确的是(  )

A.保持内外轨高度差不变,适当增加弯道半径

B.保持内外轨高度差不变,适当减小弯道半径

C.减小内外轨高度差,同时适当减小弯道半径

D.只要减小弯道半径,内外轨高度差保持不变或减小都行

答案:

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In every cultivated language, there are two great classes of words which, taken together, comprise the whole vocabulary. First, there are those words(1)which we become acquainted in daily conversation, which we(2),that is to say, from the(3) of our own family and from our familiar associates, and(4) we should know and use (5 )we could not read or write. They (6) the common things of life, and are the stock in trade of all who (7) the language. Such words may be called“popular”, since they belong to the people (8) and are not the exclusive (9) of a limited class. On the other hand, our language (10) a multitude of words which are comparatively (11) used in ordinary conversation. Their meanings are known to every educated person, but there is little (12) to use them at home or in the market-place. Our (13) acquaintance with them comes not from our mother's (14) or from the talk of our school-mates, (15) from books that we read, lectures that we (16) ,or the more (17)conversation of highly educated speakers who are discussing some particular (18) n a style appropriately elevated above the habitual(19) f everyday life. Such words are called“learned”, and the (20) between them and the“popular”words is of great importance to a right understanding of linguistic process.

请在5处填上正确答案()

A.even

B.despite

C.even if

D.in spite of

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