English Grammar: Tenses

Study Notes

Verbs can express different times and aspects through various tenses
Tenses indicate when an action takes place (past, present, future) and its duration (simple, progressive, perfect)

Simple Tenses:
- Present Simple (e.g., I go)
- Past Simple (e.g., I went)
- Future Simple (e.g., I will go)
Progressive Tenses:
- Present Progressive (e.g., I am going)
- Past Progressive (e.g., I was going)
- Future Progressive (e.g., I will be going)
Perfect Tenses:
- Present Perfect (e.g., I have gone)
- Past Perfect (e.g., I had gone)
- Future Perfect (e.g., I will have gone)
Perfect Progressive Tenses:
- Present Perfect Progressive (e.g., I have been going)
- Past Perfect Progressive (e.g., I had been going)
- Future Perfect Progressive (e.g., I will have been going)

Verb forms indicate the verb's grammatical function and relationship with the subject
Verb forms can be classified into finite and non-finite forms

Base Form (e.g., go, eat, write)
Singular and Plural Forms (e.g., I go, you go, he/she/it goes, we go, they go)
Tense Forms (e.g., go, goes, went, going)

Verbs can express different times and aspects through various tenses.
Tenses indicate when an action takes place (past, present, future) and its duration (simple, progressive, perfect).

Simple Tenses:
- Indicate a completed or habitual action.
- Include Present Simple, Past Simple, and Future Simple.
Progressive Tenses:
- Indicate an ongoing action.
- Include Present Progressive, Past Progressive, and Future Progressive.
Perfect Tenses:
- Indicate an action that started in the past and has a connection to the present.
- Include Present Perfect, Past Perfect, and Future Perfect.
Perfect Progressive Tenses:
- Indicate an ongoing action that started in the past and has a connection to the present.
- Include Present Perfect Progressive, Past Perfect Progressive, and Future Perfect Progressive.

Verb forms indicate the verb's grammatical function and relationship with the subject.
Verb forms can be classified into finite and non-finite forms.

Base Form:
- The basic form of a verb (e.g., go, eat, write).
Singular and Plural Forms:
- Change depending on the subject (e.g., I go, you go, he/she/it goes, we go, they go).
Tense Forms:
- Change depending on the time of the action (e.g., go, goes, went, going).

Infinitive:
- A verb form starting with "to" (e.g., to go, to eat, to write).
Gerund:
- A verb form ending in "-ing" that functions as a noun (e.g., going, eating, writing).
Participle:
- A verb form ending in "-ing" or "-ed" that functions as an adjective (e.g., going, eaten, written).
Past Participle:
- A verb form used to form the present perfect tense (e.g., gone, eaten, written).