Present progressive form
Play
Playing
Walking
I am walking from my house to school
Clean
I am cleaning my house
Study
Studying
Biking
I am biking to my friend's house
Climb
He is climbing up the mountain
Drive
Driving
Swimming
I am swimming really fast
Brush
She is brushing her long hair
Dance
Dancing
Sleeping
He is sleeping through the class
Lie
He is lying to his friend
Imagine
Imagining
Taking
She is taking pictures
Start
They are starting a race