Напишите 7-8 предложений в unreal past conditionals

1. If you had been busy , I'd have left you alone

2.If my friend had came , I"d have been very glad .

3.If mother had bought a cake , we'd have had a very good time together

4.If he had came to our house yesterday , he'd have met his friend 

5.If he had worned me , I should  have done the work in time 

6. If she had returned earlier , she'd have been able to se him before he left .

7.My brother would not have missed so many lessons  if he hadn't hurt his leg .