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

A. continued

B. completed

C. done

D. run

Câu 1: The SEA GAMES is a ____________ multi-sport event involving participants from the current 11 countries of Southeast Asia.

A. annual

B. biennial

C. triennial

D. quadrennial

Câu 2: Reading ___________ an integral role in enhancing knowledge and relaxing.

A. has

B. holds

C. takes

D. plays

Câu 3: Many plants and animal species are now on the _______ of extinction.

A. danger

B. border

C. margin

D. verge

Câu 4: 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 5: I missed the lessons yesterday so I have to___________ on work.

A. put up

B. catch up

C. work up

D. go with

Câu 6: Billy, come and give me a hand with cooking.

A. help

B. prepared

C. be busy

D. attempt