Expressions with get

I had to get out of the ___ ___ and take a look at the real world again. I was so tired of my job.

I'm not sure what is causing the problem, but I'm determined to get to the _____ of it.

You've been a little cold to me lately. Is there something you'd like to get off your ___ ?

I just think he ought to get ____ on himself - he's behaving like a child.

"I've never used this program before." "Don't worry - you'll soon get the ____ of it."

I have gotten _____ with my research. The results of the experiment are not satisfying.

There was a scandal about cheating on the first lady. The President is getting a lot of ____ for that.

Don't tell me you're cleaning the house on a Saturday night? Get ____ , Hannah!

I’ll get ______ if I arrive at the office late!