ACCORDING TO THE WRITER, PEOPLE SHOULD ______. A. KEEP OFF MOBILE...

25. - KIEM TRA 1TIET SO 1 TRON 4 DE
KIEM TRA 1TIET SO 1 TRON 4 DE
25. According to the writer, people should ______. A. keep off mobile phones regularly B. never use mobile phones in all cases C. only use mobile phones in urgent cases D. only use mobile phones in medical emergenciesVI. Choose the best answer from A, B,C or D: