Write the gerund

I'm really busy. I am __________ (study) for the exam

Right now we are ___ (ride) camels!

They said they are ___ (have) a great time.

What are you ___ (do) at the moment?

She is ___ (swim) with dolphins.

Why are you always ___ (lie) to me?

They are ___ (wait) for me in the café.

Is Oliver ___ (work) hard?