The use of simple past tense is very similar to present simple tense or past continuous tense. Students of English always have problems with these uses. Hope this worksheet can help you better understand the use of past simple tense and the use of "used to " as an auxiliary 

a-simple-guide-to-simple-past-tense-grammar-drills-grammar-guides_121125.docx

Grammar Tutorial -Simple Past Tense

grammar-tutorial-simple-past-tense

Let's do English ESL general grammar practice. The use of simple past tense is very similar to present simple tense or past continuous tense. Students of Englis…