I find this Math problems very _____ _. I believe the students can work it out .
—Who is ________ English teacher? — Well, it’s Mrs. Green. She teaches ________ English very well.
There are more than fifty _________ in our school.
Lucy is ________ university student. She likes playing _______ piano.
This kind of cup _______ of paper.
—Morn, must I clean my room now? —No, you. You can do it in the afternoon.