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

A. participated

B. performed

C. succeeded

D. hosted

Câu 1: 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 2: Flight MH370 of Malaysia Airlines is reported to vanish on the way from Kuala Lumpur to Beijing.

A. land

B. control

C. cancel

D. disappear

Câu 3: 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 4: Participants from 100 countries go to the Olympic Games.

A. People who represent.

B. People who come

C. People who take part in

D. People who are athletes

Câu 5: Whenver problems come up, we discuss them frankly and find solutions quickly.

A. clean

B. encounter

C. arrive

D. happen

Câu 6: 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