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’s a really difficult matter to decide how to solve now. I will need time to think it twice.

A. to think it over

B. to make it better

C. to make up for it

D. to think out of time

Câu 2: Fallout from a nuclear power station damaged in the tsunami may endanger the vegetation.

A. stimulate

B. harm

C. inhibit

D. benefit

Câu 3: 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 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: The shop assistant was totally bewildered by the customer’s behavior.

A. disgusted

B. puzzled

C. angry

D. upset

Câu 6: 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