I.MULTIPLE CHOICE: (8 points )
Choose the word in each group that has the underlined part pronounced differently from the rest.
1.A. sociable B. ocean C. receive D. special
2.A. baskets B. books C. roofs D. changes
Choose the word whose stress pattern is differently from that of the other.
3.A. capable B. different C. difficult D. delightful
4.A. fluent B. language C. explore D. massive