What's the mistake? Each of these sentences has a grammar mistake. Find the mistake, then write the correct sentence.

1) What time did you have lunch today? 2) Were you interested in sport when you were younger? 3) My last holiday didn\'t cost a lot of money. 4) Where did you go to school? 5) The sales project was not a success. 6) Why did you leave work early yesterday? 7) I wasn\'t born in England. 8) Did you find your last job challenging? 9) I had not moved to my present house until a year ago. 10) Why didn\'t they make much progress last month?