Câu hỏi: 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 1: Mobile libraries brings books to children in many small communities. These libraries travel from towns to towns in cars, vans, or trucks.

A. Moving from place to place

B. Changing shape or expression easily and frequently

C. Being bent easily and quickly

D. Staying in one place

Câu 2: The education system is a mirror that reflects the culture.

A. points

B. explains

C. shows

D. gets

Câu 3: How many countries took part in the last Olympic Games?

A. participated

B. performed

C. succeeded

D. hosted

Câu 4: Most ethnic groups in Vetnam have their own costumes that reflect their unique culture identities.

A. invaluable

B. different

C. distinctive

D. important

Câu 5: When preparing a diet, a person should be aware that vitamin D acts to increase the amount of calcium absorbed by the body.

A. schedule of exercise 

B. medicinal chart

C. study of longevity

D. nutritional plan

Câu 6: 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