Viết lại câu điều kiện dạng đảo ngữ

`11. `Were you to change your mind, I would be most grateful.

`12. `Should she decide to come, please telephone.

`13. `Had he understood the problem, he wouldn't have committed those mistakes.

`14. `Had I known about those problems, I would never have moved here.

`15. `Had he not resigned, we would have been obliged to give him the sack.

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Đảo ngữ câu điều kiện : 

Câu điều kiện loại 1 :Should + S + (not) + V + … + S + will/may/can + V

Câu điều kiện loại 2 : Were + S + (not) + … + S + would/might/could + V

Câu điều kiện loại 3 : Had + S + (not) + been +... + S + would/might/could + have + V3/Ved

`11` Were you to change your mind , I would be most grateful .

`12` Should she decide to come , please telephone.

`13` Had he understood the problem , he wouldn't have committed those mistakes.

`14` Had I known about those problems , I would never have moved here.

`15` Had he not resigned , we would have been obliged to give him the sack.

`-` Đảo ngữ điều kiện loại `2` .

`@` Were + S + to V + O , S + would/could + V-inf + O .

`-` Đảo ngữ điều kiện loại `3` .

`@` Had + S + V3/Vpp + O , S + would/could + have + V3/Vpp + O .