作者:Sofía tomasello 3 年以前
896
Past Perfect Continuous
The past perfect simple is a grammatical tense used to describe actions or situations that were completed before another action, situation, or time in the past. Its structure involves "
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Past Perfect Continuous ADVERBS OF TIME: All day - night - week -for years - for a long time - ages, since EXAMPLE 2: She was exhausted because she had been working all day. EXAMPLE 1: Juana had been working on the cake before Thomas arrived. STRUCTURE: had + been + verb + ING AUXILIARY VERBS TO MAKE QUESTIONS: had USE: For an action that started in the past and were still in progress when another action started or something happened. USE 2: For actions that were in progress in the past and had an effect on a later action. Past Perfect Simple ADVERBS OF TIME: before - After - when - already - for - for a long time - for ages - just - never - once - so far - yet - since 2007/ June EXAMPLES 1: Juana had finished the cake before Thomas arrived home. EXAMPLE 2: Hundreds of people had visited the Mona Lisa in the last 10 years. STRUCTURE: Had + past participle AUXILIARY VERB USED TO MAKE QUESTIONS: Had USE: We use the past perfect simple for actions or situations that finished before another action, situation or time in the past