I missed the beginning of ________ cartoon The Lion King.—What a pity! You should leave school half _______ hour earlier.
Do you know the famous man ________ Bill Gates?
Most students like dinosaurs, but ______ of them know the story of dinosaurs.
Look, your sister is playing the piano over there.-She ______ be my sister. She has gone to America.
Kangkang, how many apples are there _____ the tree? —Too many. [ ]