Rule 1: WH-Question ১০টি, As, Since,Because, Though, Although মোট ১৫টি
When=যখন-তখন
Where=যেথায়-সেথায়
How=যেভাবে-সেভাবে
As, Since,Because=যেহেতু-সেহেতু
Though, Although=যদিও=তবুও
১ম Clause Present হলে ২য় Clause Present
১ম Clause Past হলে ২য় Clause Past
Examples:
Though he is poor, he is honest
When I saw him, I called him.
Rule 2: If=যদি (Incase,Unless=যদি-না, Provided)
If + ১ম Clause Present Indefinite(Present form , ২য় Clause future indefinite(Shall/Will/Can/May/Must +Present form
Examples:
If it rains, we shall not go.
If he wants, I shall help him.
If you play in the rain, you will catch cold.
Rule 3: If +১ম Clause Past Indefinite(Past Form) , ২য় Clause Subject+ would/could/might + verb (present form).
Examples:
If he came, I would go.
If they wanted, we would help him.
If I had a typewriter, I would type the letters.
Rule 4: If + ১ম ClausePast Perfect (Had+V.P.P), ২য় Clause Subject+ would have/could have/might have + verb (past participle form).
Examples:
If I had seen him, I could have told him the news.
If they had started earlier, they could have got the train.
If she had tried, she would have succeeded.
Rule 5: ১ম Clause Had + Subjet+ Past Participle Form , ২য় Clause Subject+ would have/could have/might have + verb (past participle form).
Examples:
Had I seen him, I would have given him the news.
Had he wanted, they would have helped him.
Had I possessed a vast property, I would have established a college.
Rule 6:১ম Clause If + Subject + were, ২য় Clause Subject+ would + verb (present form).
Examples:
If I were a king, I could help the poor.
If I were you, I would not do this.
Rule 7: Would that/ I wish + were + ……
Examples:
I wish I were a king.
Would that he were alive today.
Rule-8: Relative pronoun - যেমন who, which, what, that, whose, whom ইত্যাদি কোন incomplete sentence এর শেষে থাকলে এদের Antecedent এর Number ও person অনুসারে পরবর্তী verb এর নির্ধারিত হয়ে থাকে। যেমনঃ
Incomplete: I know the boy who ——
Complete: I know the boy who has stood first.
Incomplete: I have a pet dog which —————
Complete: I have a pet dog which likes meat.
Rule 9: It is time (এখনই সময়/ এখনই উপযুক্ত সময়)+ to + verb (present form) + ……….
Examples:
It is time to start the work.
It is time to leave the place.
Rule 10: It is time + subject + verb (past form) + ………
Examples:
It is time we went home.
It is time they earned their livelihood.
Rule 11: It is time + for + personal object + to + verb (present form) + ……….
Examples:
It is time for us to attack the enemy.
It is time for them to start the work.
Rule 12: Present Indefinite + as if/as though (যেন)+ past indefinite.
Examples:
He tells the story as if he knew it.
He runs fast as though he were a mad man.
They donate money as if they were rich man.
Rule 13: Past Indefinite + as if/as though + past perfect.
Examples:
Reyad told the story as if he had known it.
She proceeded as though I had not spoken.
Rule 14: Would you mind (দয়া অর্থে) + verb(ing) + …….?
Examples:
Would you mind taking a cup of tea?
Would you mind opening the door?
Rule 15: ……so much/many + …. + that + 1st subject + can/cannot + …….
Examples:
You have so much intelligence that you can get a job.
There are so many problems that I cannot solve them.
You have so much money that you can buy a ticket.
Rule 16: ……too + adjective + to + verb (present form).
Examples:
The man is too old to work.
You are too short to touch the roof.
He is too dishonest to speak the truth.
Rule 17: ……too + adjective/adverb + for + personal object + to + verb (present form).
Examples:
The load is too heavy for me to carry.
The problem was too hard for them to solve.
It is too interesting for us to overlook.
Rule 18:১ম Clause Present so + adjective/adverb + that + 1st subject + cannot + verb (present form).
Examples:
Many farmers are so poor that they cannot cultivate their land.