Last year was very challenging for me.

Last year was very busy.

I found a misprint in the newspaper.

I ran along the river this morning.

The child wore a running outfit for the running race.

I learned how to tie a slip knot to secure my backpack.

I used some slip knots to secure the curtain.

This shortcut\/short\/ is very convenient for getting there more quickly.

Shortcuts are very useful to avoid traffic.

The fasteners are fast on the skating rink.