Viết lai câu sử dụng từ trong ngoặc

viết lai câu sử dụng từ trong ngoặc
1. i had my old coat on (wearing)
2. i was on holiday and you were on holiday  (we)
3. it isn't true that i made a mistake (didn')
4. the boys were  the middle of a game of cards (playing)
5. no one told me about the change of plan (know) 
6.my friend was the winner of the competition (won)
7. is it a fact that Romans built this wall? (did)