Amy, I called you yesterday evening, but nobody answered the phone.— Oh, I _________ a walk with my mother at that time.

Sorry, Doctor Smith isn’t here right now. —May I ____ a message on his desk?

Congratulations! Among the best pictures in the competition, I found _________. When did you draw it?—During the trip to the Yellow Mountain _________ May.

Do you know________ this dictionary belongs to? –Let me see. Oh, it’s__________.

The camel comes ______ Africa and it lives ______ the desert. [ ]