Summary of Introductory English Grammar and Vocabulary
Introductory English Grammar and Vocabulary: Essential Guide
Introduction
Basic English grammar covers the essential structures you need to understand and produce simple and communicative sentences. This material explains key rules, provides practical examples, and includes practice exercises to reinforce each concept.
Definition: English grammar is the study of how words are combined to form correct sentences and express precise meanings.
1. The Verb TO BE
Affirmative
| Pronoun | Verb |
|---|---|
| I | am |
| You | are |
| He | is |
| She | is |
| It | is |
| We | are |
| They | are |
Definition: The verb to be indicates existence, identity, or states and changes according to the subject.
Negative
Formula: Subject + am/is/are + not + complement Examples:
- I am not Mariana.
- She is not happy.
- They are not students.
Uses and Applications
- Introducing someone: I am Ana.
- Describing a state: He is tired.
- Locating objects (using prepositions of place): The book is on the table.
2. The Simple Present
Affirmative
Formula: Subject + verb + complement (add -s or -es for the third-person singular) Examples:
- I study English.
- She studies English.
- He watches TV.
Negative
I/You/We/They: Subject + do not (don't) + verb He/She/It: Subject + does not (doesn't) + verb Examples:
- I don't work.
- She doesn't study.
- He doesn't like coffee.
Questions
Do + subject + verb? Does + subject + verb? Examples:
- Do you like pizza?
- Does he play soccer?
Definition: The Simple Present expresses habits, general facts, and permanent truths.
3. Rules for the Third Person Singular
| Rule | Example |
|---|---|
| Add -s | play → plays, read → reads |
| Add -es (verbs ending in -ch, -sh, -s, -x, -o) | watch → watches, go → goes, wash → washes, fix → fixes |
| Change -y to -ies (consonant before y) | study → studies, carry → carries, cry → cries |
Important Note: Always check the base form of the verb before conjugating in the third person.
4. Adverbs of Frequency
General Formula: Subject + adverb + verb (when there is no to be verb)
- always, usually, often, sometimes, rarely, never Example: She always studies.
With to be: Subject + am/is/are + adverb Example: I am always happy.
Definition: Adverbs of frequency indicate how often an action occurs and are usually placed before the main verb (but after the to be verb).
5. Prepositions of Place
List: in, on, under, behind, between, next to Examples:
- The cat is under the table.
- The book is on the desk.
- The bank is next to the hospital.
Practical Tip: When describing precise locations, think: surface (on), container (in), underneath (under).
6. THERE IS / THERE ARE
- Singular: There is + singular noun. Ex: There is a dog.
- Plural: There are + plural noun. Ex: There are two dogs.
- Negative: There isn't ..., There aren't ...
- Question: Is there ...? / Are there ...?
Practical Use: Use to describe the existence of something in a place: There is a bank near here.
7. Articles (A, AN, THE)
| Article | Usage | Example |
|---|---|---|
| a | before a consonant sound | a dog, a car |
| an | before a vowel sound | an apple, an egg, an hour |
| the | for something specific or known | the teacher, the school |
Definition: Articles determine whether we're talking about something non-specific (a/an) or something known and concrete (the).
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Basic English Grammar
Klíčové pojmy: The verb 'to be': am/is/are, depending on the subject, Simple Present: Add -s or -es for third-person singular subjects, Simple Present Negatives: Use do/does + not + base verb, Use 'There is' for singular and 'There are' for plural, A/an/the: Choose based on sound and specificity, 'Can' expresses ability or permission; 'can't' is its negative form, Verbs like 'like,' 'love,' and 'hate' can be followed by a noun or a verb ending in -ing, Adverbs of frequency are placed before the main verb, but after 'to be', Use the prepositions 'in,' 'on,' and 'at' for expressing time and place, Choose 'this,' 'that,' 'these,' and 'those' based on quantity and proximity, Use 'have' or 'has' to show possession; use 'don't' or 'doesn't' for negatives, Object pronouns: me, you, him, her, it, us, them