In some cases a verb has become weak in the preterite but not in the participle.
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The perfect is used in many cases where English would have a simple preterite.
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Present and preterite subjunctive tenses, for hypothetical or uncertain conditions.
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In German and Dutch it also remains in the present tense of the preterite presents.
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Instead, the pluperfect, like the preterite, is expressed using the perfect.
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Semitic languages, including Hebrew and the Akkadian language feature the preterite.
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Spencer used yede to mean go with yode as its preterite form but as dialect.
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All surviving preterite-present verbs in modern English are auxiliary verbs.
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Certain verbs change their stem vowels for the preterite indicative and subjunctive.
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More examples
Preterit: a term formerly used to refer to the simple past tense
The preterite (abbreviated or , in American English also preterit; aorist, simple past, past indicative, or past historic) is the grammatical tense expressing actions that took place or were completed in the past. ...
Showing an action at a determined moment in the past
[syntax,grammar] The simplest form of the past tense, i.e. that which is not formed using an auxiliary verb, e.g. He spoke as opposed to He has spoken.