The document discusses different types of conditionals and wish clauses in English grammar. The first conditional is used for possible future events, the second conditional for hypothetical situations, and the third conditional for past hypotheticals. Wish clauses with the past simple refer to present unhappiness, with the past perfect express regret over past events, and with modal verbs express future desires.

1. Conditionals, Wish Clauses

2. First Conditional If/unless + Present Simple – Future/Modal/Present/Imperative If it rains today, I'll stay at home. We use the first conditional when the situation is true or possible.

3. Second Conditional If/unless + Past Simple – would/could/might + base forme If I won the lottery, I would travle around the world. We use the second conditional when the situation is hypothetical.

4. Third Conditional If + Present Perfect – would have/could/might have + past participle If Marka and Jim had visited us, we would have been delighted. We use the third conditional when the situation is hypothetical and past.

5. Wish Clauses Wish/If only + Past Simple Refers to a present situation that the speaker is unhappy about. He wishes his house were bigger.

6. Wish Clauses Wish/If only + Past Perfect Expresses regret about a past action or situation. If only Sarah had arrived earlier.

7. Wish Clauses Wish/If only + Could/Would + Base form Expresses a desire for something to happen in the future. I wish I could improve my marks.

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