5. I’m writing to _______________ you about the problem of littering at our school.

          A. talk                                B. complain                       C. tell                                        D. say

6. We should put more garbage bins in the park to _______________ people from littering. 

          A. prevent                          B. save                               C. avoid                                    D. give up

ĐỀ THI THỬ SỐ 31 KỲ THI TUYỂN SINH VÀO LỚP 10