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

A. find

B. count

C. guess

D. learn

Câu 1: The business was acquired from Orion four years ago.

A. before

B. later

C. ahead

D. last

Câu 2: As long as you are still alive, you will definitely encounter the good things in life.

A. well

B. surviving

C. sick

D. dead

Câu 3: We can do something to save the earth.

A. kick

B. shoot

C. throw

D. destroy

Câu 4: I feel that learning English will help my chances of promotion at work.

A. improve

B. minimize

C. widen

D. facilitate

Câu 5: Rich families find it easier to support their children financially.

A. Wealthy

B. Well-off

C. Privileged

D. Poor

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

A. catch

B. hold

C. take

D. have