Câu hỏi: How different a picture we now have of the ocean as the sea has begun to reveal its secrets.

A. public

B. opening

C. knowledge

D. schooling

Câu 1: We can do something to save the earth.

A. kick

B. shoot

C. throw

D. destroy

Câu 2: Use water sparingly and keep water clean.

A. dusty

B. dirty

C. wicked

D. halfway

Câu 3: There is growing concern about the way man has destroyed the environment.

A. attraction

B. worry

C. disinterest

D. careless

Câu 4: Fish only species that are not of concern, threatened or endangered.

A. bettered

B. born

C. safeguarded

D. taught

Câu 5: It's cool and quiet everywhere except in the kitchen.

A. windy

B. freezing

C. cold

D. hot

Câu 6: They don't seem particularly worried about the situation.

A. concerned

B. pleased

C. frightened

D. excited