Swimming is my favorite form of exercise
Gerund; swimming
Studying for English comps is essential for success
Studying
The barking dog woke up the entire neighborhood
Barking
He wants to visit San Antonio this summer
To visit
The crying baby kept everyone awake
Participle; crying
She enjoys reading novels late into the night
Reading
This is the best time to review verbals before the test
To review
I love to read mystery novels
Infinitive; to read
His favorite hobby is playing basketball after school
Playing
Smiling proudly, she accepted the award for best essay
Smiling
She went to the library to study for her English comprehensive exam
To study
She went outside to clear her mind
Infinitive; to clear
By practicing verbal daily, John improved his grades
Practicing
Inspired by the speech, the students wrote good arguments
Inspired
To succeed on the test requires consistent practice
To succeed
Exhausted from practice, the player sat on the bench
Gerund; exhausted
The teacher suggested revising the essay before turning it in
Revising
The broken laptop needed expensive repairs
Broken
John has many assignments to complete before Friday
To complete