—Oh, there’s someone knocking at the door. —_______ must be that naughty boy.
This toy Mickey Mouse _______be Amy's. she's the only kid at the picnic.
In the talent show, I performed well and Ann did even________.
Lily and her sister look the same. I can't tell one from_______.
Sam likes trekking_______the jungle, because he thinks it's exciting.
_______15th International Film Festival will be held in Shanghai.