Regular and Irregular Verb Conjugation

Regular Verb Conjugation

• Formed by adding -ed to the base form of the verb (e.g., walk -> walked)
• For verbs ending in -e, add -d (e.g., love -> loved)
• For verbs ending in a consonant + y, change y to i and add -ed (e.g., try -> tried)
• For verbs ending in a vowel + y, add -ed (e.g., play -> played)

Irregular Verb Conjugation

• Irregular verbs do not follow a specific pattern and must be memorized
• Examples:
  • go -> went
  • take -> took
  • be -> was/were
  • do -> did
  • have -> had

Past Actions Sequencing

• Used to describe a sequence of completed actions in the past
• Use the simple past tense for the main action and the past perfect tense for the action that occurred before
• Example: "I had eaten breakfast before I went to school."

Verb Tenses Comparison

• Simple Past:
  • Used to describe a completed action in the past
  • Does not indicate the duration of the action
• Past Continuous:
  • Used to describe an ongoing action in the past
  • Indicates the duration of the action
• Past Perfect:
  • Used to describe an action that occurred before another action in the past
  • Indicates the completion of the action before another action started

Time Expressions Usage

• Used to indicate when an action took place
• Common time expressions:
  • yesterday
  • last week/month/year
  • ago
  • at/in/on [a specific time/date]
• Example sentences:
  • "I went to the park yesterday."
  • "I graduated last year."
  • "I will arrive at 5 o'clock."

Verb Conjugation Rules

• Regular verbs: add -ed to the base form (e.g., walk -> walked)
• Verbs ending in -e: add -d (e.g., love -> loved)
• Verbs ending in a consonant + y: change y to i and add -ed (e.g., try -> tried)
• Verbs ending in a vowel + y: add -ed (e.g., play -> played)

Irregular Verbs

• Do not follow a specific pattern
• Must be memorized
• Examples:
  • go -> went
  • take -> took
  • be -> was/were
  • do -> did
  • have -> had

Past Actions Sequencing

• Use simple past for the main action
• Use past perfect for the action that occurred before
• Example: "I had eaten breakfast before I went to school."

Verb Tenses

• Simple Past:
  • Describes a completed action in the past
  • Does not indicate duration
• Past Continuous:
  • Describes an ongoing action in the past
  • Indicates duration
• Past Perfect:
  • Describes an action that occurred before another action in the past
  • Indicates completion before another action started

Time Expressions

• Indicate when an action took place
• Common expressions:
  • yesterday
  • last week/month/year
  • ago
  • at/in/on [a specific time/date]
• Examples:
  • "I went to the park yesterday."
  • "I graduated last year."
  • "I will arrive at 5 o'clock."

Learn about the rules for forming regular verb conjugations and how to handle irregular verbs in English grammar.