Câu hỏi: Many plants and animal species are now on the _______ of extinction.

A. danger

B. border

C. margin

D. verge

Câu 1: Although the staff did expand somewhat for the first century of its existence, the entire teaching staff consisted of the president and three or four tutors.

A. to and from

B. more or less

C. back and forth

D. side by side

Câu 2: _____________ is a film or TV program presenting the facts about a person or event.

A. Biography

B. Horror films

C. Detective books

D. Documentary

Câu 3: This is the instance where big, obvious non-verbal signals are appropriate.

A. situation

B. attention

C. place

D. matter

Câu 4: Do you know how many countries __________ part in the sporting event?

A. take

B. make

C. have

D. do

Câu 5: _____________ is a detailed description of a person's life.

A. Detective book

B. Comic

C. Biography

D. Cartoon

Câu 6: The construction work was carried out by the local contractor.

A. continued

B. completed

C. done

D. run