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: Now I understand why you moved out of that house.

A. I am surprised

B. it frustrates me

C. I am intrigued

D. it makes sense to me

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: He insisted on listening to the entire story.

A. part

B. funny

C. whole

D. interesting

Câu 4: He was asked to account for his presence at the scene of crime.

A. complain

B. exchange

C. explain

D. arrange

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

A. clean

B. encounter

C. arrive

D. happen

Câu 6: I told you clearly and definitely not to write your answers in pencil, Smith!

A. altogether

B. specifically

C. thoroughly

D. considerably