In Past perfect^x, Auxiliaries^x, Past simple^x

Verb = swim Swam = past simple tense. Refers to actions/events in past time. "She swam a kilometre yesterday." No connection with present time. Swum = past participle. Used to form the pefect tense with auxiliary verb "have" - have/has/had + past participle = perfect tense. Note the...

Mister Micawber wrote: Future Simple (I will sit) Future Continuous/Progressive (I will be sitting) Future Perfect (I will have sat") Present Simple (I sit) Past Simple (I sat) Past Continuous/Progressive (I was sitting) Past Perfect (I had sat) Past Perfect Continuous/Progressive (I had been...

'She had run... ' is the correct answer - past perfect uses the auxiliary verb HAVE in the past, with the past participle RUN. Ran is the past simple of run. 'She RAN the whole way' is also correct (without had). Hope this helps.