Câu hỏi: A ___________ buffalo is the 22nd South East Asian Games Mascot because Vietnam is an agricultural country.

A. bronze

B. golden

C. silver

D. yellowish

Câu 1: ______- is natural environment in which plant or animals live.

A. Ecology

B. Habitat

C. Extinction

D. Biodiversity

Câu 2: I missed the lessons yesterday so I have to___________ on work.

A. put up

B. catch up

C. work up

D. go with

Câu 3: The construction work was carried out by the local contractor.

A. continued

B. completed

C. done

D. run

Câu 4: Many plants and animal species are now on the _______ of extinction.

A. danger

B. border

C. margin

D. verge

Câu 5: He is one of the most ………. bosses I have ever worked with. He behaves rudely to not only me but also others in the staff.

A. thoughtful

B. impolite

C. attentive

D. communicative

Câu 6: Deserts often include _________ and rocky surface.

A. oil

B. water

C. sand

D. trees