Thursday, 13 March 2014

Past Perfect

Introduction
The past perfect tense is often used in English when we are relating two events which happened in the past. It helps to show which event happened first. This page will explain the rules for forming and using the tense.
The perfect is a verb form found in certain languages. The exact meaning of the term differs depending on which language is being described, but in principle the perfect is used to indicate that an action or circumstance occurred earlier than the present time (or other time under consideration), often focusing attention on the resulting state rather than on the occurrence itself. An example of a perfect construction is given by the English sentence I have made dinner: although this gives information about a prior action (my making the dinner), the focus is likely to be on the present consequences of that action (the fact that the dinner is now ready). The word perfect in this sense means "completed" (from Latin perfectus, which is the perfect passive participle of the verbperficere "to finish").
In traditional grammar, particularly with regard to Latin and Ancient Greek, the term perfect is used for a particular conjugated verb form, traditionally considered to be one of the tenses, although in modern analysis it is seen as combining the expression of tense (time reference) with aspectual information. The Greek perfect contrasted with the aorist and the imperfect, and thus referred to completed events with present consequences like the English "have/has (done something)". The Latin perfect contrasted only with the imperfect (used for past incomplete actions or states), and was thus used to mean both "have/has done something" and "did something" (the preterite use). Other related forms are the pluperfect, denoting an event prior to a past time of reference, and thefuture perfect, for an event prior to a future time of reference.
In modern grammars, particularly of English, the term perfect is often used to denote an aspect independent of tense – the form corresponding to the traditional perfect (I have done) is then called the present perfect, while that corresponding to the pluperfect (I had done) is called the past perfect (there are also additional forms such as future perfect, conditional perfect and so on). The formation of perfect constructions as found in English, using forms of an auxiliary verb (have) together with the past participle of the main verb, is paralleled in a number of other modern European languages.
Perfect can be denoted by the glossing abbreviation perf or prf. It should not be confused with the perfective aspect, which refers to the viewing of an action as a single (but not necessarily prior) event. To avoid confusion with the perfective, the perfect is occasionally called the retrospective (ret).
Forming the past perfect tense
This tense is formed using two components: the verb HAVE (in the past tense), and the past participle form of a verb. With a regular verb the past participle ends with -ED (just like the simple past). Irregular verbs have a special past participle form that you have to learn. Here are the rules, using the regular verb "arrive" and the irregular verb "eat":
Subject
HAVE
Past Participle
Contraction
I
had
arrived.
eaten.
I'd arrived.
I'd eaten.
You
had
arrived.
eaten.
You'd arrived.
You'd eaten.
He
had
arrived.
eaten.
He'd arrived.
He'd eaten.
She
had
arrived.
eaten.
She'd arrived.
She'd eaten.
It
had
arrived.
eaten.
It'd arrived.
It'd eaten.
We
had
arrived.
eaten.
We'd arrived.
We'd eaten.
They
had
arrived.
eaten.
They'd arrived.
They'd eaten.
Using the Past Perfect
The past perfect is used to show you which of two events happened first. Imagine that two things happened in the past:
Past Event
I went to see the movie.
Past Event
We discussed the movie in class.
Here, we don't know which order the events happened in. That may be important -- perhaps I went to see the movie after the discussion, or maybe I saw the movie before the discussion. There are many ways to make this sequence clear, and the past perfect is one of them. This is how we do it:
I went to see the movie. We had discussed the movie in class.
Here, we know that the discussion took place first — even though the sentence describing it comes afterwards. We discussed the movie, and then I went to see it. This can be very useful when you are telling a story or relating a sequence of events. At any point in your story, you can jump back to a previous event, and your reader will not be confused because the past perfect will make it clear that the event happened previously.
Here is another example:
Simple
Past
I wanted to live in a foreign country, so I applied for a job in Japan. Judy lived in Japan, so I called her to find out more about the culture and lifestyle there.
(Judy was probably still living in Japan when I called her.)
Past
Perfect
I wanted to live in a foreign country, so I applied for a job in Japan. Judy had lived in Japan, so I called her to find out more about the culture and lifestyle there.
(Judy no longer lived in Japan — she returned from there before I applied for the job.)

Past Perfect
FORM
[had + past participle]
Examples:
·       You had studied English before you moved to New York.
·       Had you studied English before you moved to New York?
·       You had not studied English before you moved to New York.
USE 1 Completed Action Before Something in the Past
Description: http://www.englishpage.com/images/verbs/pastperfect.gif
The Past Perfect expresses the idea that something occurred before another action in the past. It can also show that something happened before a specific time in the past.
Examples:
·       had never seen such a beautiful beach before I went to Kauai.
·       I did not have any money because I had lost my wallet.
·       Tony knew Istanbul so well because he had visited the city several times.
·       Had Susan ever studied Thai before she moved to Thailand?
·       She only understood the movie because she had read the book.
·       Kristine had never been to an opera before last night.
·       We were not able to get a hotel room because we had not booked in advance.
·       A: Had you ever visited the U.S. before your trip in 2006?
B: Yes, I had been to the U.S. once before.
USE 2 Duration Before Something in the Past (Non-Continuous Verbs)
Description: http://www.englishpage.com/images/verbs/pastperfectcontinuous.gif
With Non-Continuous Verbs and some non-continuous uses of Mixed Verbs, we use the Past Perfect to show that something started in the past and continued up until another action in the past.
Examples:
·       We had had that car for ten years before it broke down.
·       By the time Alex finished his studies, he had been in London for over eight years.
·       They felt bad about selling the house because they had owned it for more than forty years.
Although the above use of Past Perfect is normally limited to Non-Continuous Verbs and non-continuous uses of Mixed Verbs, the words "live," "work," "teach," and "study" are sometimes used in this way even though they are NOT Non-Continuous Verbs.
IMPORTANT Specific Times with the Past Perfect
Description: http://www.englishpage.com/images/verbs/simplepastspecific.gif
Unlike with the Present Perfect, it is possible to use specific time words or phrases with the Past Perfect. Although this is possible, it is usually not necessary.
Example:
·       She had visited her Japanese relatives once in 1993 before she moved in with them in 1996.
MOREOVER
If the Past Perfect action did occur at a specific time, the Simple Past can be used instead of the Past Perfect when "before" or "after" is used in the sentence. The words "before" and "after" actually tell you what happens first, so the Past Perfect is optional. For this reason, both sentences below are correct.
Examples:
·       She had visited her Japanese relatives once in 1993 before she moved in with them in 1996.
·       She visited her Japanese relatives once in 1993 before she moved in with them in 1996.
HOWEVER
Description: http://www.englishpage.com/images/verbs/pastperfect.gif
If the Past Perfect is not referring to an action at a specific time, Past Perfect is not optional. Compare the examples below. Here Past Perfect is referring to a lack of experience rather than an action at a specific time. For this reason, Simple Past cannot be used.
Examples:
·       She never saw a bear before she moved to Alaska. Not Correct
·       She had never seen a bear before she moved to Alaska. Correct
ADVERB PLACEMENT
The examples below show the placement for grammar adverbs such as: always, only, never, ever, still, just, etc.
Examples:
·       You had previously studied English before you moved to New York.
·       Had you previously studied English before you moved to New York?
ACTIVE / PASSIVE
Examples:
·       George had repaired many cars before he received his mechanic's license. Active
·       Many cars had been repaired by George before he received his mechanic's license. Passive


Referensi:

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