In this lesson you will learn

Hardly ever: almost never

ex: you hardly ever call me anymore. Are you mad at me?

At least: the situation could be worse.

It's so cold outside today! well at least it isn't raining.

What about....?: a way to ask the same question about a different topic.

I mean: precedes further explanation of the previous information.

Ex: ex keeps her house really clean. I mean, she dusts every day!

In the first place: used to present the first example of why you do or don't like something. 

Then: can introduce a logical conclusion to something.

Ex: I've got my tickets, and my bags are packed. Then you're already to go.