Together, they cover 75% of our Earth.

A. spread

B. curtain

C. comprehend

D. report

It is divided into five different parts: the Pacific, Atlantic, Indian, Antarctic and Arctic Oceans.

A. individual

B. dissimilar

C. singular

D. many

Select the synonym of the following bold and underlined word in each sentence in the unit

Can you name the sea animal in each picture?

A. description

B. presentation

C. scene

D. painting

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

A. indication

B. understanding

C. investigate

D. interaction

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

A. complete

B. reveal

C. surface

D. restrict

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

A. biodiversity

B. international

C. sophisticated

D. independently

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

A. inhabit

B. natural

C. finally

D. evidence

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

A. Pacific

B. Atlantic

C. American

D. balance

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

A. offend

B. insult

C. baby

D. sparkling

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

A. govern

B. some

C. lesson

D. month

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

A. desks

B. parks

C. pays

D. effects

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

A. word

B. work

C. worm

D. world

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

A. sea

B. ocean

C. cheap

D. teach