Read the rules. Then complete the table with five of the words and phrases in the box. Do we use the second conditional to talk about possible or imaginary situations? RULEs 1 We form the second conditional with if + past simple and would / wouldn't + infinitive. 2 We use if + past simple to describe the situation and would / wouldn't + infinitive to describe the result. 3 We form questions with Would + infinitive and if + past simple. ​