PLEASE PLEASE HELP

What is the participal phrase, the prepositional and the substitute and descriptive adjective fir "or something." stumbling up the school steps kari fell or something

How can i but "as william walking with his wife was seen"as a short sentnse

•your english teacher has asked you to write a short three-page research paper. which topic is the most narrow? a. water pollution b. how lake pollution affects fish c. how water pollution affects seal d. pollution