I ran the fastest in the sports meeting and won the first prize last Saturday.—Really _______

We must find a dictionary. ____ will do.

There’ssomeone knocking on the door. Who _____it be?— It must be Mary. She promised to be here at 8：00.

Steven， could you help me ______ when the plane will take off on the Internet—I’m sorry， my computer doesn’t work.

In order to be a good teacher, you have to ______ yourimaginations and life experience.