Find and correct one mistake

V. Find and correct one mistake
29. In the centre is the bigest island in the bay.                 _____________________
30. Big cities are much more better than the countryside. _____________________
31. I must to go to the bank and get some money.            _____________________
32. Fansipan is Vietnam's the highest mountain.               _____________________
33. That is the worse joke I've ever heard in all my life.     _____________________
34. Look! There is a 'NO PARKING' sign. You must park here. _________________
35. This is the most quickest way to the hotel.                   _____________________
36. We mustn't hurry or we'll late for class.                        _____________________