Matching Pairs Making and Handling ComplaintsOnline version Matching by Logos Sprachinstitut 1 You used the wrong material. 2 The activation key doesn´t work. 3 Your antivirus program is causing problems. 4 No, I can´t do that. 5 We´re not happy with the installation work. 6 You´re charging us too much. 7 Your purchasing department lost our order. 8 We can´t ship the parts until next week. It looks like you might be charging us too much. I´m afraid that´s not possible. It seems like you used the wrong material. It sounds as if your purchasing department might have lost our order. I´m afraid next week is the earliest we can ship the parts. The activation key doesn´t seem to work. The installation work could be better. It looks like your antivirus program might be the source of the problems.