Past Simple - Pres. Perfect & Past Perfect
by I. R.
PAST PAST SIMPLE SIMPLE PRESENT PRESENT PERFECT PERFECT (Simple (Simple // Continuous) Continuous) PAST PAST PERFECT PERFECT (Simple (Simple // Continuous) Continuous)
by I. R.
PAST PAST SIMPLE SIMPLE PRESENT PRESENT PERFECT PERFECT (Simple (Simple // Continuous) Continuous) PAST PAST PERFECT PERFECT (Simple (Simple // Continuous) Continuous)