Dangling Modifiers!

After reading the new book, the movie based on it is sure to be amazing.

After reading the original study, the article seemed highly implausible.

After finishing the essay, the ducklings flew away.

While throwing stones into the waves, the children were unaware of the approaching storm.

Upon entering the room, the snake in the corner immediately caught my attention.

After eating all of the hay it's feeder, the horse galloped gladly in the field.

In order to stay safe, he put on his seat belt before the car started to move. 

While mowing the lawn, the dog sat inside and played with his chew toy. 

Having finished the assignment, the TV was turned on.

After eating their dinner, the children were allowed to have dessert.