Mark 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
A. remember
B. pay attention to
C. be interested in
D. resemble
* Đáp án
* Hướng dẫn giải
B
Concentrate on = pay attention to: chú ý đến, tập trung vào ( việc gì đó)