choose the word whose stress pattern is different :2 syllables
11.A.after B.history C.routine D.homework
12.A.behind B.between C.beauty D.bookstore
13.A.repeat B.eleven C.history D.today
14.A.music B.fifteen C.garden D.happy
15.A.teacher B.student C.sixteen D.basket
16.A.tuesday B.finish C.begin D.listen
17.A.copy B.traffic C.begin D.listen
18.A.farmer B.teacher C.student D.today
19.A.potato B.ahead C.market D.arrive
20.A.pencil B.polite C.ruler D.stereo