past continuous or past simple
EXESRCISES ON PAST SIMPLE OR PRESENT PERFECT
Tài liệu Simple past or present perfec tense
TCHON Period 7 PAST SIMPLE TENSE.doc
TChon 15 PRESENT PERFECT AND PAST SIMPLE TENSE.doc
past simple for beginners
TCHON PERIOD 8 PRESENT SIMPLE, PAST SIMPLE AND PREPOSITIONS OF TIME.doc
Past simple