Perfect Tense

 

Simple Tenses       Continuous Tenses       Perfect Continuous Tenses

 

Present Perfect Tense

The present perfect is formed by: have/has + past participle.

The present prefect tense is used to show or state an action:
XXX* that started at an unspecified time in the past
XXX* that tells about past experiences
XXX* that tells about past accomplihments
XXX* that tell about changes over time

Mary has worked for the company for 5 years.
XXX(The action- worked- began in the past and continues into the present.)

I have traveled to Japan 7 times.
XXX(The action- traveled- is a past experience)

Senator Jackson has received many awards for his community service.
XXX(The action- received awards- tell of accomplishments)

My daughter has grown 3 inches in the last 9 months.
XXX(The action- grown- tells about changes)

Past Perfect Tense

The past perfect is formed by: had + past participle.

The past prefect tense is used to tell about:

* An action occurred before another action in the past
* An action occurred before another specific time in the past
* The duration of an action before another action in the past

Samuel had worked in Mexico before he moved to London.
XXX(the action- worked- occurred before he moved)

Walter had jog every day before his 40th birthday.
XXX(The action- jog- occurred before a speific time in the past)

We had driven for 30 hours before we finaly arrived.
XXX(The action- drive- had occurred for for a while before arrival)

Future Perfect Tense

The future perfect is formed by: will/shall + have + past participle.
The future prefect tense is used tell about:

XXX* An action that will occur before another action or time in the future OR
XXX* The duration of an action before another action in the future

By this time next year Mary will have been promoted to vice president.
XXX(The action- promoted- will occur by a time inn the future)

Mr. Petterson’s will have worked for the same compnay for 30 years before he retires.>
XXX(The action- worked- will have occur for a long time before retirement)


For more information about the perfect tenses take a look at

The Basics of English Grammar

OR

Fast Track Grammar Review

Other links for Perfect Tenses
Present Perfect Tense
Past Perfect Tense
Future Perfect Tense

An explanation of the perfect present, past and future tenses and when to use the perfect tenses– www.understandinggrammar.com