Conditional Clauses
(‘If’ Clauses)
A group of words that form a part of a sentence and has a subject and a verb of its own is called a clause.
Type- 0 Conditionals
(Simple Present)
Condition: if (or when) + present tense | if (or when) + past tense.
Result: present tense | past tense
These sentences are statements of universal truth or scientific facts or general validity.
| ‘If’ Clause | Main Clause |
| 1.If you heat ice, | it melts. |
| 2.If I make a promise, | I keep it. |
| 3.If you heat iron, | it expands. |
Type- 1 Conditionals
| Simple Present ‘If’ Clause | Simple Future Main Clause |
| 1.If he comes, | I shall help him. |
| 2.If you work hard, | you will get a first division. |
| 3.If you wake up before me, | give me a call. |
| 4.If we catch the 9 o’clock train, | we shall get there by launch time. |
Type- 2 Conditionals
| Simple Past ‘If’ Clause | Present Conditional Main Clause |
| 1.If you caught the 9 o’clock train, | you could get there by launch-time. |
| 2.If I came into a fortune, | I would give up working. |
| 3.If I knew how it worked, | I could tell you what to do. |
| 4.If he came, | I would help him. |
Type- 3 Conditionals
| Past Perfect ‘If’ Clause | Past Perfect Conditional Main Clause |
| 1.If he had come, | I would have helped him. |
| 2.If India had won the match, | they would have got through the final. |
| 3.If we had taken your advice, | we would have saved a lot of time. |