The key answer of exercise 34

THIRD CONDITIONAL

FORM - CONDITION

If + subject + past perfect

RESULT

Affirmative

• subject + would ('d) + have + past participle - Example: If she had studied harder, she would have passed the exam.

Negative

• subject + wouldn't (would not) + have + past participle - Example: If he hadn't missed the train, he wouldn't have been late.

Interrogative

• would + subject + have + past participle? - Example: Would you have accepted the job if they had offered it to you?

USE

• To talk about hypothetical situations in the past which did not happen - Example: If I had known, I would have come to the party.
• To express regret for past actions, or criticism - Example: She shouldn't have said that if she didn't mean it.

ALL CONDITIONALS: REVISION

ZERO

• CONDITION - If + present simple - Example: If it rains, the streets get wet.
• RESULT - present simple - Example: The sun rises if it gets dark.
• USE - Scientific facts and things that are always true. The time is always, now

FIRST

• CONDITION - If + present simple - Example: If you study hard, you will pass the exam.
• RESULT - will + base form (or other future forms) - Example: She won't be happy if you forget her birthday.
• USE - Real situations or events and their possible consequences. The time is the future

SECOND

• CONDITION - If + past simple - Example: If I won the lottery, I would travel around the world.
• RESULT - would + base form - Example: They would buy a new car if they had enough money.
• USE - Hypothetical situations which are improbable or impossible. The time is the present or future

THIRD

• CONDITION - If + past perfect - Example: If she had studied more, she would have passed the test.
• RESULT - would + have + past participle - Example: We would have gone to the beach if it hadn't rained.
• USE - Hypothetical situations which did not happen. The time is the past