Blacken the letter A, B, C, or D on your answer sh...

Câu hỏi: Blacken the letter A, B, C, or D on your answer sheet to indicate the word or phrase that is CLOSEST in meaning to the underlined part in each of the following questions.

Each nation has many people who voluntarily take care of others.

A. bring along

B. get on with

C. keep up with

D. look after