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

A. catch

B. hold

C. take

D. have

Câu 1: Fish only species that are not of concern, threatened or endangered.

A. bettered

B. born

C. safeguarded

D. taught

Câu 2: At times, this can be risky, and the keepers have been injured and one has been killed.

A. good

B. useful

C. healthy

D. secure

Câu 3: The wise man has long ears and a short tongue.

A. short

B. prolonged

C. high

D. crooked

Câu 4: Be quiet or you'll wake the whole house!

A. still

B. noisy

C. peaceful

D. tranquil

Câu 5: The speaker likes to have an attentive audience.

A. neglecting

B. positive

C. active

D. interested

Câu 6: The plants and animals of the sea fall into three major groups.

A. small

B. chief

C. minor

D. main