Câu 1. Choose the letter A, B, C or D the word that has the underlined part different from others.

A. wonder

B. compass

C. forest

D. wonderful

Câu 2. Choose the letter A, B, C or D the word that has the underlined part different from others.

A. valley

B. travel

C. agent

D. backpack

Câu 3. Choose the letter A, B, C or D the word that has the underlined part different from others.

A. painkiller

B. scissors

C. river

D. island

Câu 4. Choose the letter A, B, C or D the word that has the underlined part different from others.

A. lakes

B. mountains

C. rivers

D. doctors