Câu hỏi: 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 1: 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 2: Although we argued with him for a long time, he stood his ground.

A. felt sorry for us

B. changed his decision

C. wanted to continue

D. refused to change his decision

Câu 3: The education system is a mirror that reflects the culture.

A. points

B. explains

C. shows

D. gets

Câu 4: Nobody knows the origin of the Vietnamese long dress. There was no evidence about where and when it appeared.

A. evaluation

B. book

C. proof

D. symptom

Câu 5: We can use either verbal or nonverbal forms of communication.

A. using gesture

B. using speech

C. using verbs

D. using facial expressions

Câu 6: These were the people who advocated using force to stop school violence.

A. publicly supported

B. openly criticized

C. publicly said

D. strongly condemned