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

----- Nội dung ảnh -----
I. Find the word which has a different sound in the part underlined.

1. A. row
B. brown
C. down
D. cow

2. A. pear
B. bear
C. wear
D. eager

3. A. go
B. so
C. do
D. note

4. A. care
B. package
C. rare
D. share

5. A. around
B. south
C. loud
D. rushhour