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Picnic Posted 15 years ago
Grammar

Present perfect

is this correct:

Since I have been diagnosed I have done..."
  

Top answer

It is a technically correct structure , but it's a difficult and slightly ambiguous way of expressing something. The perfect tense is generally used to relate something that began (and may have occurred entirely) in the past to something that happened since -- and the usual relationship is that one event caused the other, or that one event preceded the other. Using the perfect structure twice in this manner seems to say either, "I received a diagnosis some time in the past and I did ...

  • It is a technically correct structure , but it's a difficult and slightly ambiguous way of expressing something.
  • The perfect tense is generally used to relate something that began (and may have occurred entirely) in the past to something that happened since -- and the usual relationship is that one event caused the other, or that one event preceded the other.
  • Using the perfect structure twice in this manner seems to say either, "I received a diagnosis some time in the past and I did ...
  • <whatever> as a result of receiving that diagnosis," or "I received a diagnosis some time in the past and I did ...
  • <whatever> throughout the period that has followed receiving that diagnosis" The reader can't really tell whether one thing cused the other or simply preceded it in time.
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5 Answers
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It is a technically correct structure , but it's a difficult and slightly ambiguous way of expressing something.

The perfect tense is generally used to relate something that began (and may have occurred entirely) in the past to something that happened since -- and the usual relationship is that one event caused the other, or that one event preceded the other.

Using the perfe
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Picnicis this correct:Since I have been diagnosed I have done..."

What a kind of 'since' is it? Is it the 'since' meaning 'as' or a 'since' in the time clause doing the job of the conjunction of time?
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The Anon's are correct. The structure is grammatical, but the use of "since" needs a full sentence or some context to clear up the ambiguity.

Since I have been diagnosed I have learned that there may be other problems.

Since I have been diagnosed, I have decided to write my will.

The first example could refer only to the time factor. The second is still
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thanks you two, I understnad now!

What I actually meant was if it is correct to use the perfect tense twice in the same sentence...but oh well it's ok. Plus I did not think about "since" as "because or "as".
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Sorry.
Yes, the use is quiet common.
Although I have often been to Anaheim, I have never seen the Ducks play.

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