Correct the error of the following sentences
1.why you have come so early today?
2.one cannot predict their own future
3.anand don't know hindi
4.they did n't see nobody there
5.she is my cousin sister
6.india is playing an one day match against australia
7.this building is more bigger than that one.
8.i will look forward to hearing from you .
9.please don't repeat the mistake again
10.he lives at mumbai