The words that differ from the others in the position of primary stress are the following:
1. D. paper
2. A. answer
3. C. contact
4. B. machine
5. A. homesick
1. A. enjoy B. collect C. escape D. paper (D is different)
2. A. answer B. repeat C. repair D. attract (A is different)
3. A. village B. summer C. contact D. winter (C is different)
4. A. raincoat B. machine C. airport D. bookshop (B is different)
5. A. homesick B. explain C. allow D. expect (A is different)
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