The general use of past continuous tense is detailed and students should bear in mind the use of when&while. Pay more attention to the use of past perfect and past simple, which are quite hard to tell the difference. 

explaination-to-the-use-of-past-continuous-tense-grammar-drills-grammar-guides_121124.docx

Grammar tutorial - Past Continuous Tense

grammar-tutorial-past-continuous-tense

Let's do English ESL general grammar practice. The general use of past continuous tense is detailed and students should bear in mind the use of when&while. Pay…