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

Giúp vs ạ gấp lắm 
----- Nội dung dịch tự động từ ảnh -----
I. Find the word which has a different sound in the underlined part.
1. A. raise
B. blocks
C. museum
D. pyramids
C. block
C. tomb
C. dedicate
2. A. ancient
B. enclose
D. rank
3. A. chamber
B. belongings
D. block
4. A. technique
B. architect
D. chamber
5. A. consist
B. treasure
C. suggest
D. surpass
II. Choose a word in each line that has different stress pattern.
1. A. security
B. rickshaw
C. citadel
D. landscape
2. A. contestant
B. cavern
C. astounding
D. connect
3. A. picturesque
B. souvenir
C. recommend
D. paradise
4. A. preserve
B. position
C. heritage
D. impress
5. A. collect
B. institution
C. spectacular
D. administer