Exercise 1: Choose the word which has different stress position. ​1.​A. alphabetic​ B. dynamic​ C. systematic ​D. electronic ​2.​A. relic​ B. critic​ C. classic​ D. magnetic ​3.​A. electric​ B. linguistic​ C. magic​ D. acetic ​4.​A. kinetic​ B. realistic​ C. toxic​ D. political ​5.​A. economic​ B. botanic​ C. cosmetic​ D. specific ​6.​A. directional​ B. special​ C. denial​ D. arrival ​7.​A. rational​ B. conical​ C. approval​ D. practical ​8.​A. chemical ​B. additional​ C. abnormal​ D. intentional ​9.​A. logical​ B. central​ C. critical​ D. analytical ​10.​A. sensational ​B. conventional​ C. victuals​ D.contaminant