Grammatica inglese, appunti

GRAMMATICA INGLESE

PAST SIMPLE: is used to describe finished actions and event in the past or past habits and states.
PAST CONTINUOS: is used to describe action in progress in the past and giving information about the back
ground situation so it often used with the past simple to describe another action in progress.

It is also used in participle clauses introduced by before, after and while.
It can be used to describe a repeated action in the past that annoys the subject and finally a polite or uncertain meaning introduced by think, hope and wonder.

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PAST PERFECT

Is used to describe a past action that happens before another past action (earlier)
used to: is used to describe past habits or states that are no longer true and so make a strong contrast with the present.

Would: is used to describe a person’s typical activities in the past (repeated action)
PRESENT PERFECT SIMPLE: is used to describe recent events, that happened in the past but have a result in the present infact we also used just to underline the idea of recentness. It can also be used to describe event that haven’t happened with the negative form and yet.

It can be used to describe indefinite actions that refers to our life up to now (firs, second third…..time). It can describe a state or a repeated action that lasts up to the present.

PRESENT PERFECT CONTINUOS: it can be used a state which lasts up to the present. The difference between Present Perfect simple and Present Perfect Continuous is little: we use the first if our attention is on present result, we use the second if our attention is on the action in progress. The verbs wait, sit, lie, stay prefer it. It represents that an action is not completed or finished recently