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

A. educated

B. healed

C. defended

D. brought

Câu 1: He had never experienced such rudeness towards the president as it occurred at the annual meeting in May.

A. thought

B. hostility

C. care

D. politeness

Câu 2: I feel that learning English will help my chances of promotion at work.

A. improve

B. minimize

C. widen

D. facilitate

Câu 3: 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 4: Keep only fish that you will eat; release the rest.

A. catch

B. hold

C. take

D. have

Câu 5: Fish only species that are not of concern, threatened or endangered.

A. bettered

B. born

C. safeguarded

D. taught

Câu 6: We know not what is good until we have lost it.

A. find

B. count

C. guess

D. learn