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

A. bettered

B. born

C. safeguarded

D. taught

Câu 1: Use water sparingly and keep water clean.

A. dusty

B. dirty

C. wicked

D. halfway

Câu 2: We can do something to save the earth.

A. kick

B. shoot

C. throw

D. destroy

Câu 3: It is easy to open a shop but hard to keep it always open.

A. welcome

B. appear

C. switch

D. close

Câu 4: They don't seem particularly worried about the situation.

A. concerned

B. pleased

C. frightened

D. excited

Câu 5: Kevin stopped to buy the evening paper from a news vendor.

A. purchase

B. get

C. sell

D. give

Câu 6: Keep only fish that you will eat; release the rest.

A. catch

B. hold

C. take

D. have