Вставте предлоги ( in, at, under)I am ____ the classroom. I

Вставте предлоги ( in, at, under)

I am ____ the classroom. I am not ___ the blackboard. I am ___ the desk. There is a book ___ my desk. My pens and pencils are ___ my pencil-box. The pencil-box is ___ my bag. The bag is ___the desk. Weve got flowers ____ our school park. Two pupils are sitting ___the tree ___ this park now.