11. As John was ill, his mother                      him.

          A. looked up                      B. looked after                   C. looked over                   D. looked for

12. We’re spending too much money on clothes. We should be more _______________.

          A. economic                      B. economically                C. safe                               D. economical

ĐỀ THI THỬ SỐ 21 KỲ THI TUYỂN SINH VÀO LỚP 10