Choose the word that has the underlined part pronounced from that of the others

giải mình bài này ạ : 5 câu thôi

I. Choose the word that has the underlined part pronounced from that of the others.

1. a. east b. head c. street d. season

2. a. although b. southern c. theater d. these

3. a. developed b. located c. founded d. completed

4. a. capital b. liberty c. empire d. mingle

5. a. famous b. neighbour c. harbors d. southern