I [skottade] away the evening's snowdrifts.

shoveled shovelled

Info: The form in "-ll-" is usually BrE, the "-l-" form AmE.

Don't you dare [säga emot] me!

contradict gainsay

Info: "Gainsay" is highly formal and rather old-fashioned

You must have Level 3 qualifications to be [behörig] for this next course.

eligible

Info: "Qualified" could work, but is not the technical term.