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

A. before

B. later

C. ahead

D. last

Câu 1: 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 2: Fish only species that are not of concern, threatened or endangered.

A. bettered

B. born

C. safeguarded

D. taught

Câu 3: I love it when someone's laughter is funnier than the joke.

A. cry

B. shout

C. smile

D. frown

Câu 4: There is growing concern about the way man has destroyed the environment.

A. attraction

B. worry

C. disinterest

D. careless

Câu 5: One in seven accidents is caused by sleepy drivers.

A. awake

B. unwell

C. exhausted

D. talkative

Câu 6: The speaker likes to have an attentive audience.

A. neglecting

B. positive

C. active

D. interested