CASE-пакет _ автоматизирует все этапы проектирования сложных систем различного назначения, формулировку требований и целей

2) If he speaks more clear people will understand him

3) If the book were cheaper I would buy it

4) We would go uot very often if we could afford it

5) We could have lunch in the garden if it is not rainy

6)If I don't have to work tomorrow evenig I  would meet you