78. An argument between the management and the staff resulted in the postponement of the Annual General Meeting. (PUT)
-> An argument between the management and staff put off the meeting.
put off (phr. V) to delay or move an activity to a later time, or to stop or prevent someone from doing something: trì hoãn
80. The Prime Minister doesn't make a good impression on TV. (ACROSS)
->The Prime Minister doesn't come across on TV.
come across (phr. V): to give someone an impression: tạo ấn tượng
76. What has this experience taught you?
->What conclusions have you drawn from this experience?
DRAW CONCLUSION FROM: to come to a conclusion after thinking about (what one has learned) rút ra kết luận