______ moves on a scale of the national language, dialects, and individual ways of communication.
A、LanguagechangeC
言语的变异总是以国语、方言以及不同的个体交际语言等形式来进行。从社会语言学的角度来看，一种言语变体无非是一种语言的方言变体而已。
If you are walking away from a clock tower ，you will hear the ticking of the clock fade to a point ________ it cannot be heard.
Well-arrangedsentencesareconsideredgrammaticalsentencesthatareformedfollowingasetofsyntacticrules.
I don ’t mind _______ the decision as long as it is not too late.
Theengineer______myfatherworksisabout50yearsold.
_______ is a fact that English is being accepted as an international language.
