This is a video from a series of them focused on grammar with questions about it,

Here we have charts, explanations, and examples and at the end of the video, you can find some exercises about Past Simple, and Past Continuous, Prepositions in time expressions

Grammar Tutorial - Past Simple & Continuous - Time Prepositions

grammar-tutorial-past-simple-continuous-time-prepositions

Let's do English ESL general grammar practice. This is a video from a series of them focused on grammar with questions about it,