Помогите пожалуйста с английским языком. Поставьте глагол в скобках в нужной фор

Помогите пожалуйста с английским языком. Поставьте глагол в скобках в нужной форме сослагательного наклонения. 1. If you (to go) and (to live) in that country, you (to find) easier to learn the language. 2. If it (not to cost) so much she (to buy) that dress. 3. If I (to be) you, I (to do) this work yesterday. 4. If Bob (to know) she was here he (to tell) her everything. 5. If we (not to waste) so much energy, our resources (to last) longer. 6. Joan (to send) the telex if the manager (to ask) her to do it. 7. I (not to be) late for work yesterday if I (to have) an early night the day before yesterday. 8. If jack (to buy) the car earlier, it (to cost) less than now. 9. If I(to know) that it was going to rain, I (to take) an umbrella. 10. Just imagine what the world (to be) like if we (not to have) electricity!