Tamilnadu State Board Class 10 English Grammar If Sentences-Conditions
| Condition | If/Subordinate Clause | Main Clause |
| I. Open condition | If + Subject + Present Tense E.g., 1. If  (“Present)2. If I  (Present) |
Subject + will + V the match will be cancelled. I will get. |
| II. Imaginary condition | If + Subject + Simple Past Tense (E.g.) 1. If I were you (‘Past’) 2. If I had money (Past) |
Subject + would + V I would accept the job. I would help the poor. |
| Note: ‘had’ in the above sentence is in simple past tense. | ||
| III. Unfulfilled condition | If + Subject + Past Perfect Tense (E.g.) 1. If I had known (“Past Perfect) 2. If she had worked hard |
Subject + would + have + Past participle (en, ed) forms I would have visited you. She would have been successful. |
| Note: When the main clause takes a negative verb use not after would ⇒ wouldn’t have +past participle | ||
If Sentences- Conditions
Examples:
First condition:
1. If it rains, __________. (become wet)
If it rains, the ground becomes wet / the ground will become wet.
2. If night falls, it __________ (to be dark)
If night falls, it is dark/it will be dark.
Second condition:
Improbable / Impossible
1. If I were a bird, __________ (fly)
If I were a bird, I would fly.
2. If my father were a millionaire, __________ (rich)
If my father were a millionaire, we would be rich.
3. If they called me, __________ (answer)
If they called me, I would answer.
Third condition:
Unfulfilled: (Past participle – verb + ‘en’ / ed)
1. If Raju had taken the medicine, __________ (to be well)
If Raju had taken the medicine, he would have been well.
2. If the fisherman had gone fishing, __________ (catch)
If the fisherman had gone fishing they would have caught fish.
Exercises
Which of the options given below will suit the following sentences?
Question 1.
If you study well, __________
(a) you would pass the exam
(b) you will pass the exam
(c) you would have passed the exam
Answer:
(b) you will pass the exam
Question 2.
If I were the Prime Minister, __________
(a) I would implement special schemes
(b) I will implement special schemes.
(c) I would have implemented special scheme
Answer:
(a) I would implement special schemes
Question 3.
If Raja had got enough water, __________
(a) he will share it with his neighbour.
(b) he would share it with his neighbour.
(c) he would have shared it with his neighbour.
Answer:
(c) he would have shared it with his neighbour
Question 4.
If he had more money, __________
(a) he will help the needy
(b) he would have helped the needy
(c) he would help the needy
Answer:
(c) he would help the needy
Question 5.
If I were a bird __________
(a) I would have crossed the ocean.
(b) I would cross the ocean.
(c) I can cross the ocean.
Answer:
(b) I would cross the ocean
Question 6.
If you waste time now, __________
(a) you would have suffered later
(b) you would suffer later
(c) you will suffer later
Question 7.
If I met him, __________
(a) I will speak to him
(b) I would speak to him
(c) I would have spoken to him
Question 8.
If james had performed well __________
(a) he will get an award
(b) he would get an award
(c) he-would have got an award
Answer:
Question 9.
If I were a Millionaire, __________
(a) I will help the needy
(b) I would help the needy
(c) I would have helped the needy
Answer:
(b) I would help the needy
Question 10.
If I won a lottery. __________
(a) I will buy a BMW car.
(b) I would buy a BMW car.
(c) I would have bought a BMW car.
Answer:
(b) I would buy a BMW car
Question 11.
Anand would have found a job, __________
(a) if he performed well
(b) if he had attended the interview
(c) if he attends the interview
Answer:
(b) if he had attended the interview
Question 12.
If the driver had been alert, __________
(a) the accident can be avoided
(b) the accident could be avoided
(c) the accident could have been avoided
Answer:
(ç) the accident could have been avoided
Question 13.
If Somu had studied well, __________
(a) he will score more marks
(b) he would score more marks
(c) he would have scored more marks
Answer:
(c) he would have scored more marks
Question 14.
If it rains, __________
(a) I shall have been wet
(b) I shall get wet
(c) I should be wet
Answer:
(b) I shall get wet
Question 15.
If this morning had been sunny, __________
(a) we would go for a picnic
(b) we would have gone for a picnic
(c) we will have gone for a picnic
Answer:
(b) we would have gone for a picnic
Question 16.
If Naveen is late, __________
(a) he would be punished
(b) he will be punished
(c) he would have been punished
Answer:
(b) he will be punished
Question 17.
If I had worked harder __________
(a) I would succeed
(b) I would have succeeded
(c) I will succeed
Answer:
(b) I would have succeeded
Question 18.
If I had come earlier __________
(a) I would catch the train
(b) I can catch the train
(c) I would have caught the train
Answer:
(c) I would have caught the train
Question 19.
If I had studied diligently, _________ the examination.
(a) I would pass
(b) I will pass
(c) I would have passed
Answer:
(c) I would have passed
Question 20.
If he had been patient, __________
(a) he would have won the argument
(b) he will win the argument
(c) he would win the argument
Answer:
(b) I would have won argument