SIMPLE PAST VS PRESENT PERFECT

CONTINUOUS

SIMPLE PAST

actions developed in the past and not

information on present

I studied English

Often indicates the time period

I played tennis yesterday

The sentence structure is similar the

present

She listens to music (present) She listened

to music (past)

The past form of verbs is unique for every

person

Regular verb to listen - listened

iregular verb to go - went

PRESENT PERFECT

CONTINUOUS

it is use to say that an action started in a point in the past and still continues

to the present

For example

I have been studying

It is also used for actions that were

initiated in the past and, at the time just

completed.

For example

I have been waiting for you

To construct a sentence in present perfect

continuous.

it used the verb TO-BE as an auxiliary to be,

plus the present participle of main verb.