Sum Up Unit 3

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Sum Up Unit 3

Verbs

Main Verbs

communicate the idea or action of the sentence

Auxiliary Verbs

They are grammar verbs. They communicate time (present, past, future) or aspect (simple, progressive, perfect)

Present Perfect Progressive

Temporality/Continuity

The contractions can be used

Short form

Singular and pronuns

Has = 's

Have = 've

Subject+ have/has+ been+ ing form

Actions that stared in the past, continue to the present and will continue in the future

Time Expression with Present Perfect

They help to establish the time and the repercussion of an action

Permanence from past to present

Indicates that the action has already started, but is still continuing

Repetition from past to present

It can happen again, it focuses on how long it lasts

Indefinite past / results or achievements.

Unfinished action /life not experienced

We don't know when it happened, but it already happened

Verbs Tense

Show the time that an actions takes place

Time Expression Meaning

They indicate the time in which a certain action happened.

Since

When it started/moment

For

Their position is before time

Time taken/time

Already

Their position is after the subject or the verb "have".

Having done something/experience in the past

Yet

Their position is at the end of the sentence.

Something you haven't done/no past experience

Present Perfect Simple

Permance/Finished

It is a verb tense

Subject+have/has+ past participle

Two uses

It shows an actions that stared in the past and continues to present

The present perfect can show a finished past action