Am I right? Yes. Stenka25 can you tell me the difference between the two tenses?
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Stenka25 it seems that the underlined 'had been exchanging(past perfect progressive)' can be equivalent to 'had exchanged(past perfect)'.Am I right?Yes.
Stenka25can you tell me the difference between the two tenses?The progressive emphasizes the process over the result and is often more dramatic or immediate in effect. Th