Tony always puts his things everywhere.–Yes, and his room is really a .

下列关于文学常识的表述有误的一项是（ ）

Mrs. King put a coat ________ the sleeping girl to keep her warm.

It’s reported__________the new underground line has been completed.—Yes, but it hasn’t been made clear ________ it’s to be opened to traffic.

Grace is a student. She _______ school everyday.