Помогите ! Безотлагательно !!!Раскройте скобки , употребляя глаголы в Present Simple

Помогите ! Безотлагательно !!!
Раскройте скобки , употребляя глаголы в Present Simple либо Future Simple . ( Все предложения относятся к будущему )
My grandmother is superstitious. She always says to
me, "If you (to spill) salt, you should throw a little salt over
your left shoulder. If you (not to do) this, you (to have) bad
luck. If you (to break) a mirror, you (to have) bad luck for
seven years."
2. I (not to speak) to him until he (to apologize).
3. Peter (to introduce) us to his friends as soon as we (to
meet) them. 4. We (to go) to the station to meet Sergei when
he (to come) to St. Petersburg. 5. Don't go away until mother
(to come) back. Give her the note as soon as she (to come).
6. You (to go) to the library with us? No, I ... . I (to stay)
here and (to help) Jane with her grammar. I (to come) to the
library after I (to finish). 7. Ring me up before you (to
come). 8. I (to speak) to Mary if I (to see) her today. 9. If
you (to ask) me a difficult question, I (to be) nervous. If I (to
be) nervous, I (to make) a mistake. If I (to make) a mistake,
the other students (to laugh) at me. If the other students (to
laugh) at me, I (to be) embarrassed. And if I (to be)
embarrassed, I (to cry). So please don't ask me a difficult
question!