Add question tags to these statements to make questions:

1 You come from China, don't you?

2 He had to leave at 7 o'clock,....

3 She hasn't got a dog,....

4 It isn't snowing....?
I am very clever. ....?
He can't sing.........?
It's stopped raining......
Somebody has read this docment....... ?
She won't be late.......?
Annie's French.......?