Do you know ________ man who is standing under the tree? —-He is my new English teacher, Mr Hu.

He arrived _______ Shanghai ______ 6:00 ______ the morning of June 2nd.[ ]

This is _______ empty bottle. But it is _______useful one.

What should we do first if we want to ______our village?

______ Mary found her lost pen the day before yesterday?