—Look! What a nice classroom! — Yes, it ________ every day.A. is cleaning B. has cleaned C. is cleaned
I can tell the stories, _________ I can’t write the stories.
My mother works in a school. She _________ maths.
Lucy likes playing ________ ping-pong, but her sister Lily likes playing ______ guitar.
______the problem clearly, Mary has to look for lots of information.
Thank you for your______,otherwise I couldn’t finish the work on time.