Помогите найти ошибки в предложениях

1. have you ever been in london
2. they didnt have dinner at 7 oclock.
3. i never drink coffee in the morning.
4. what is you telephone number
5. we are going to play chess this afternoon.
6. this computer was made in japan.
7. she is a bank manager, isnt she
8. they come to italy.
9. i prefer to buy clothes in boutiques.
10. how mane cheese did you add in this dish
11. we were talking when the telephone rang.
12. have you ever tried weird food
13. she finished cooking before we came.
14. how much dollars do you spend a week
15. who plays the violin
16. i am going to fly to NY next month.
17. they dont enjoy loud parties.
18. it gets darkly.
19. what do you mean
20. i dont understand the plan.
21. the soup smell really well.
22. she won the prize.
23. how many dies it cost
24. i think he is a very intelligent boy.
25. it often rein in autumn.
26. look! the children are playing outdoors.
27. i am a busy teacher, arent i
28. she want to improve her pronunciarion.
29. ive been waiting you at the station.