II. Find the word that differs from the other three in the position of primary stress.
6.A. reliable B. helpful C. active D. friendly
7.A. curious B. confident C. competitive D. talkative
8.A. decide B. always C. lazy D. fishing
9.A. barbecue B. vacation C. describe D. arrange
10.A. sneakers B. hotel C. balcony D. selfish