Respuesta :
Answer:
past perfect is a tense
which structures is sub +had+v3+obj
○ Answer ○
- When the order of events is not followed , the past perfect tense is used to tell the correct order :
- before going out for lunch , he had put on his coat .
- The past perfect tense is used to express a completed action before some special event / action that we have in our mind :
- By the time it began to snow, they had reached home .
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