Nhớ giải thích đáp án nhé. :D
Choose the word whose underlined part is pronounced differently from the others.
1. a. laugh b. cough c. bought d. tough
2. a. game b. gym c. girl d. bag
3. a. calorie b. labour c. community d. volunteer
4. a. environmental b. benefit c. service d. sick
5. a. danced b. helped c. watched d. enjoyed