A monotonic series is one whose every term is greater than (less than) or equal to the previous term.
A monotonic series has terms that increase each time.
A monotonic series has terms that decreases each time.
They did not think at all about what it actually costs to make the shoes.
He is rowing a boat.
A couple of guys on snowmobiles ride up a mountain.
A man in a suit is sitting and reading.
There are millions of people moving to the Internet.
Children are climbing indoors.