Напишите предложения три раза, образуя условные предложения 1,2 и 3 типов.
1)If it ( to rain),we (to stay) at home.
2)If my sister (not to go) to the south , we (to spend) the summer in St. Petersburg together.
3)He ( not to phone) you if I (not to remind) him to do it.
4)If you (to let) me know ,I (to bring) you this book.
5)If he (to come) to our house,he (to meet) his friend.