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: It is an occasion when strength and sports are tested, friendship and solidarity was built and deepened.

A. practice

B. power

C. will

D. competence

Câu 2: Sports and festivals form an integral part of every human society.

A. delighted

B. exciting

C. informative

D. essential

Câu 3: He insisted on listening to the entire story.

A. part

B. funny

C. whole

D. interesting

Câu 4: If you do not understand the word "superstitious", look it up in the dictionary.

A. write it

B. note it

C. find its meaning

D. draw it

Câu 5: 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 6: Most ethnic groups in Vetnam have their own costumes that reflect their unique culture identities.

A. invaluable

B. different

C. distinctive

D. important