Each sentence has one MISTAKE. Find and correct them

Ex2 : Each sentence has one MISTAKE . Find and correct them .
1, She's going home in Australia on Christmas .
2, The exhibition will open in Berlin in the end of March.>
3, If she gets fever on night , give her these tablets .
4, The baby was born in Christmas Eve.
5, The victims were found on the morning of Friday .
6, I haven’t seen Kate for a week . I last saw her in Tuesday .
7, They will have the weeding day in February 14th .
8, He is unemployed in the moment .
9, I hope the weather will be nice in the weekend.
10, At Saturday night , we go to bed at 11.00