英 语 语 言 学 .Directions:Read each of the following statements carefully,Decide which of the four choices completes the statement and put the letter A,B,C or D in the brackets. 1.There are ( )main areas of phonetic study.A.2 B.3 C.4 D.5ANSWER:B2.The term( )linguistics may be defined as a way of referring to the approach which studies language change over various periods of time and at various historical stages. A.synchronic B.dia