If you want to revise how to use In / On / At to express moments in time, you can visit this website:
Remember your assignment this weekend is to write a short summary of the film Wallace and Gromit: The Wrong Trousers. Your summary must be written in the past.
To help you remember key moments in the film, you may have a look at these stills from the film:
Watch this video if you need to remember how to pronounce -ed at the end of past simple verbs.
Would you like to try this exercise? Apart from deciding on the right pronunciation, you can also listen to a native speaker reading the text.
You can also play these games.