со сослагательным наклонением:
1. I wish it (to be) snowy and frosty the whole winter.
2. If he (not to tell) me about it yesterday, I (not to know) everything.
3. If she (not to miss) lessons last week, she (to know) what to do.
4. I wish they (to meet) again next year.
5. You (to understand) me if I (to tell) you the truth.
6. I wish they (to buy) everything what they need.
7. Mary (to become) a famous actress long ago, if she (to have) such talent.
8. If my brother (to be) in trouble, I (to help) him at once.
9. I wish I (not to see) him in such stupid situation.
10. What they (to do) if they (to be) at our place?
11. If he (to learn) the poem, he (not to have) got a bad mark.
12. I wish she (not to lose) her keys, she couldn’t open her door.
13. If you (to warn) me yesterday, I (to do) the work in time.
14. They (not to buy) the car if their friends (not to lend) them money.
15. We wish you (to see) this concert before.
16. Where they (to go) if they (to have) the chance?
17. I wish he (to be) rather serious.
18. If Mary (not to live) so far, you (to meet) more often?
19. What we (to drink) if we (not to have) coffee?
20. If she returned earlier, she (to be able) to see him before he left.
P.S. Извините.если есть ошибки. Просто было не понятно Ваш "Chorus". Как я помню,это хор. И ещё не был понятен "baii". Я поняла,что это "ball". Ещё раз извините,если есть ошибки)