1. mess around

Your son was messing around in class last week.

We were just messing around playing with paint.

You mustn’t go messing around with dogs.

Bill is always messing around in the office by playing cell phones.

Don’t mess around with my desk.

2. keep+doing

If they hurt you before, why let them keep doing it year after year in your mind?

Keep doing the right things, you will succeed.

It’s a cool style of music. I want to keep doing it.

I plan to keep doing all the exercises in order to keep a healthy body.

You should keep practising playing the guitar every day.

3. even though

Even though she was smart, she never got a college education.

Go after what you want, even though you may not believe that it is possible.

Bill went on speaking even though no one was listening.

Even though things are going well, I often think of the hard times.

Even though Steve has passed away, his spirit is still with us.

4. no matter

No matter what, I’ll be there for you.

I want to win and I want to succeed no matter what.

You may give me a call, no matter when.

Don’t open the door, no matter who calls!

No matter what you may do, do it well.