`5`. Were I a rick kid, I would not have to worry about anything.

`6`. Should they run out of tickets, we will have to go to another theater.

`7`. Should you change your mind, let us know.

`8`. Had you known my mom, we would have thought she was crazy too.

`9`. Had you heard her singing, you would have laughed too.

`10`. Were I a celebrity, I could buy any bag I want.

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

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

`13`. Had he understood the problem, he wouldn't have conmmited 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 câu điều kiện loại `1`:

`-` Should + S + V, S + will/can/may + V-bare

`@` Đảo ngữ câu điều kiện loại `2`:

`-` Were + S + adj/N, S + would/could/might + V-bare

`@` Đảo ngữ câu điều kiện loại `3`:

`-` Had + S + V3/ed, S + would/could + have + V3/ed + O