Giúp mình bài này với, giải thích giúp mình ạ:
Circle the word marked A, B ,C or D that has different stress pattern from the others
1.A.creativity B.immature C.negative D.nationality
2.A.impossible B.importantly C.stability D.connectivity
3.A.unlimited B.illogical C.conservation D.priority
4.A.opportunity B.competitive C.communicative D.unfortunate
5.A.authority B.impolite C.unhealthy D.repetitive
6.A.classical B. pollution C.logical D. poisonous
7.A.dramatic B.tornado C.historic D.injury
8.A.national B.physical C.arrival D.natural
9.A.classic B.nature C.degree D.debris
10.A.examinee B.electronic C.scientific D.preparation