Choose the word which has a different sound in the part underlined

I. Choose the word which has a different sound in the part underlined. 7. ( gạch chân chữ "h") *
3 điểm
A. exhaust
B. house
C. honest
D. hour
8. ( gạch chân chữ "U") *
3 điểm
A. Dutch
B. Russian
C. use
D. just