Câu hỏi:

Today’s scientists have overcome many of the challenges of the depth by using more sophisticated tools.

A. passed

B. run

C. flown

D. conquered

Câu 1:

Choose the word whose main stress is placed differently from the others in each group

A. A. biodiversity

B. B. international

C. C. sophisticated

D. D. independently

Câu 2:

Choose the word whose underlined part has a different pronunciation from the others in each group

A. A. sea

B. B. ocean

C. C. cheap

D. D. teach

Câu 3:

Together, they cover 75% of our Earth.

A. spread

B. curtain

C. comprehend

D. report

Câu 4:

Choose the word whose main stress is placed differently from the others in each group

A. A. inhabit

B. B. natural

C. C. finally

D. D. evidence

Câu 5:

Choose the word whose underlined part has a different pronunciation from the others in each group

A. A. word

B. B. work

C. C. worm

D. D. world

Câu 6:

Choose the word whose underlined part has a different pronunciation from the others in each group

A. A. Pacific

B. B. Atlantic

C. C. American

D. D. balance