ポルトガル語の過去形 – 英語に準じた使用法の概要

In this article, we will look at the Portuguese equivalents of the English Past Simple, Past Continuous, and Past Perfect tenses.

Lesson #65 Past Continuous Equivalent - Portuguesepedia

類似した記事をいくつか紹介します。現在と未来時制:
ポルトガル語の現在時制 - 英語に基づいた用法の概要
 ポルトガル語の未来時制 – 英語に基づいた用法の概要

動詞を使います dormir (スリープ) 以下のすべての例:

	Dormir \| Preterite Pretérito Perfeito	Dormir \| Imperfect Pretérito Imperfeito
Eu	dormi	dormia
Tu	dormiste	dormias
Ele, ela	dormiu	dormia
Nós	dormimos	dormíamos
Vocês Eles, elas	dormiram	dormiam

Present participle Gerúndio	dormindo
Past participle Particípio passado	dormido

過去形

There are two Past tenses* that often map onto the English Past simple, namely the Preterite (Pretérito Perfeito) そしてその Imperfect (Pretérito Imperfeito).

これは、母国語にこのような時制のニュアンスがない学習者（英語を含む）を混乱させることが多いです。では、これを理解してみましょう。

* These are technically called “verb aspects” as there’s only one Past tense.

Preterite – Completed Actions

We use the Preterite to talk about past actions that are completed and well delimited in time:

A Raquel dormiu até às 10 da manhã.
Raquel slept until 10 in the morning.

上でご覧のとおり、過去形（dormiu) は過去形 (slept）英語で。

Further, we can also use a compound verb structure with the auxiliary verb estar in the Preterite followed by the preposition a and the action verb in the Infinitive without any substantial change in meaning:

A Raquel esteve a dormir até às 10 da manhã.
Raquel was sleeping until 10 in the morning.

Finally, note that we also use the Preterite in situations where, in English, we use the Present Perfect: