73.4 Referring to events which are past and complete 418
73.5 Saying how long ago something happened 419
73.6 Talking about long-lasting past events 419
73.7 Talking about actions which were completed before
another past event took place 420
73.8 Describing past states or actions in progress over an
unspecified period of time 420
73.9 Talking about past habitual actions 421
73.10 Talking about actions which were taking place when
something else happened 422
73.11 Describing past events which occurred before another
past event or situation 423
73.12 Expressing possibility, probability or uncertainty
with regard to something in the past 423
Appendix: Table of common irregular verbs 426
Bibliography 432
Index of words and topics 433
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