Correct the mistakes in the verb forms used in Conditional sentences

1. If I
   [ ], I wouldn't have seen you off at the airport.
2. If I
   [ ] to bed before midnight, I would be much more stressed.
3. If I didn't take up learning a new language, I
   [ ] you.
4. If I
   [ ] my room, my mother will deprive me of the Internet.
5. If I
   [ ] to call our grandma, she would have come for the dinner.
6. If I hadn't lost my mobile, I
   [ ] call my grandma.
7. If my friends
   [ ] pizza, I am coming for dinner!
8. If we
   [ ] a million richer than we are now, we could buy a house which is worth a million.
9. If you
   [ ] milk, I could have made you latte in the morning.
10. If I didn't need to sleep at all, I
    [ ] many cool things and by this time
    [ ] a famous scientist.
11. What would you do if you
    [ ] that your friend is actually from another reality?