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

A. invite

B. refillable

C. environment

D. bin

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

A. survey

B. surfing

C. thursday

D. student

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

A. polluted

B. uniform

C. reduce

D. reuse

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

A. recycle

B. happy

C. study

D. windy

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

A. wrap

B. swap

C. ask

D. that

Câu 5: Choose the letter A, B, C or D the word that has the underlined part different from others.

A. noise

B. reuse

C. house

D. because

Câu 6: Choose the letter A, B, C or D the word that has the underlined part different from others.

A. energy

B. president

C. electricity

D. decorate