Find the word whose stress pattern is diffirent from the others

Ex1: Find the word whose stress pattern is diffirent from the others
1.A.exhausted B.frightening C.populous D.stressful
2.A.exciting B.rural C.annoying D.forbidden
3.A.fascinating B.ancient C.delicious D.comfortable
4.A.galleries .B.neighborhoods C.museum D.cultural
5.A.exhibition B.disappointed C.entertaining D.interesting
Ex2 choose the work which doesn'n belong to each group.
1.A. busy B.fashionable C.populous D. pleased
2.A.ancient B.quiet C.modern D.peaceful
3.A. hight street B. amusement park C. mall D.field
4.A.skyscraper B.shopping center C.metropolitan D. village
5.A.little B.fewer C.better D.less