Choose the word that has the underlined part pronounced differently

I. Choose the word that has the underlined part pronounced differently 

1. 1.A) lamp             B) table                   C. family                    D. bag
2. 2. A) Copy           B) post                    C. body                        D. orange
3. 3. A). weak          B) head                   C. heavy                      D.breakfast    
4. 4. A) bean            B) please                C. near                         D. read
5. 5. A) foot             B) toothpaste          C. floor                         D. look