English Grammar Mastery: Modals, Conditionals, and Verbs

Modal Verbs and Their Functions

Ability: Can, could, be able to. Permission: Can, could, be able to, be allowed to.

Possibility: May, might, could. Deduction: Must, cannot, and should not (logical deduction).

Obligation: Must, have to. Lack of Obligation: Need not (not needed), do not have to.

Advice and Tips

Ought to, should, should not. Tips: Had better, you had better + infinitive.

Past Modals and Logical Certainty

• Must have + past participle: Logical certainty about the past.
• Cannot have + past participle: Something that could not have occurred in the past.
• Might / May / Could have + past participle: Past possibility.
• Should have + past participle: An action that should have happened but did not (opinion).
• Should not have + past participle: Regret or criticism regarding a past action.

Conditionals and Hypothetical Situations

Key terms: If, unless (if not), even if (in each conditional), as long as, and providing that (often used in the first conditional).

• Zero Conditional: If / when + present simple, present simple or infinitive.
• First Conditional: If / unless + present simple, will + infinitive (used for potential outcomes and warnings).
• Second Conditional: If + past simple, would + infinitive (used for unlikely or imaginary situations).
• Third Conditional: If + past perfect, would have + past participle (used for things that did not happen).

Expressing Wishes and Hopes

Wish + past simple/continuous: "Could" (hopefully, I wish). Example: I wish I (past)...

I hope + present: Used for future possibilities.

Relative Pronouns and Prepositions

The relative pronoun (who / that) can be omitted if it is not the subject of the clause.

Colloquial style: Preposition at the end. Example: Who did they play for?

Formal style: Preposition at the beginning. Example: For whom did they play?

Passive and Indirect Style Structures

Structure 1: It + be + verb + that... (Indirect style). Example: It is said that marriage makes men live longer lives.

Structure 2: Subject + be + verb + infinitive (Indirect style). Example: Marriage is said to make men live longer lives.

Causative and Reflexive Pronouns

Have/Get something done: (e.g., I will have a piercing done, I had the floor painted). This is used to emphasize that someone else is doing something for you. Reflexive pronouns: herself, yourselves, etc., are used when one does something personally.

Verb Patterns: Gerunds and Infinitives

Verbs Followed by a Gerund (-ing)

Admit, advise, avoid, cannot help, cannot stand, cannot imagine, cannot face, complete, consider, discuss, dislike, do not mind, enjoy, finish, forget, give up, hate, imagine, keep, like, love, mention, mind, miss, practice, recommend, regret, remember, report, resist, risk, start, stop, suggest, try, understand. (Used as nouns or after prepositions).

Verbs Followed by an Infinitive (to + verb)

Afford, agree, arrange, ask, attempt, beg, choose, consent, dare, decide, demand, deserve, expect, fail, forget, hesitate, hope, intend, learn, like, manage, mean, need, offer, prepare, pretend, promise, refuse, remember, seem, threaten, wait, want, wish.

Verbs with Meaning Changes

Verbs like stop, go, regret, try, remember, like, and forget change meaning depending on whether they are followed by a gerund (referring to the past or a habit) or an infinitive (referring to a specific moment or future action).