The sales manager decided to ________ his trip to Kuala Lumpur until next month.18/50Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions. The sales manager decided to ________ his trip to Kuala Lumpur until next month.call offput onput offcall onGiải thíchĐáp án C Call off: hoãn, bỏ Put off: hoãn hẹn, để chậm lại Put on: mặc vào