Câu hỏi: People are busy buying gifts, cleaning and decorating the house and cooking traditional foods to welcome Tet holiday now.

A. favorite

B. important

C. customary

D. national

Câu 1: The education system is a mirror that reflects the culture.

A. points

B. explains

C. shows

D. gets

Câu 2: The shop assistant was totally bewildered by the customer’s behavior.

A. disgusted

B. puzzled

C. angry

D. upset

Câu 3: I told you clearly and definitely not to write your answers in pencil, Smith!

A. altogether

B. specifically

C. thoroughly

D. considerably

Câu 4: Fallout from a nuclear power station damaged in the tsunami may endanger the vegetation.

A. stimulate

B. harm

C. inhibit

D. benefit

Câu 5: You never really know where you are with her as she just blows hot and cold.

A. keeps going

B. keeps taking things

C. keeps changing her mood

D. keeps testing

Câu 6: He was asked to account for his presence at the scene of crime.

A. complain

B. exchange

C. explain

D. arrange