11. We’re not ready yet, we are going to have to _______________ the conference unit next month.

          A. take off                         B. put off                           C. take on                          D. go off

12. Mr. and Mrs. Anderson will never forget their trip to Hue, _______________ was the old capital of Vietnam, under the Nguyen dynasty.

   A. which                            B. in which                        C. that                               D. whom

ĐỀ THI THỬ SỐ 23 KỲ THI TUYỂN SINH VÀO LỚP 10