She decorated the room _____ lots of colorful artwork to the walls. (add)
by adding
Jenny becomes healthier _____ to school every morning. (walk)
by walking
The artist created the sculpture ____ clay. (shape)
by shaping
The workers build the house _____ the blueprints. (follow)
by following
He passed the test ____ hard every night. (study)
by studying
He learned to play the guitar _______ every day. (practice)
by practicing