--- ____ you _____ of the pop singer called Justin Bieber?--- Yes, I have. His voice sounds_____.
Your mother’s father is your ________.
— What’s your phone number, Jack? — ________ 65091829.
— What color is it? — ________.
— ________ my baseball? — It’s under the chair.
___ the morning of June 25, they visited the factory. In B. On C. At D. From