artikel conditional sentences

1. Type 1 : He will come if you invite him

formula for the formation of these types of conditional sentences:
Main clause (present future) + if + adverb clause (present)

if + Simple Present, will-Future

Example:

-I will do it if I have time.
-He will buy the shirt if he has the money.

if the above formula is reversed comma is needed to separate the two clauses.

Example:

-If I have time, I will do it.
-If he has the money, he will buy the shirt.



2. Type 2 : He would come if yu invited him

formula for the formation of these types of conditional sentences:

if + Simple Past, main clause with Conditional I ( would + Infinitive)
Main clause (past future) + if + adverb clause (past)

Example:

-I would do it if I had time.
-He would buy the shirt if he had the money.

If the above formula is reversed comma is needed to separate the two clauses.

Example:

-If I had time, I would do it.
-If hehad the money, he would buy the shirt.


3. Type 3 : He would have come if you had invited him

main clause (past perfect future) + if + aderb clause (past perfect

If + adverb clause (past prefect) + main clause (past perfect future)

Example:

-I would have done it if I had time.
-He would have bought the shirt if he had had the money.

If the above formula is reversed comma is needed to separate the two clauses.

Example:

-If I had had time, I would have done it.
-If I had met her, I would have told her about it.