The Greens _____using WeChat _____ QQ, because it’ s more convenient.A. prefer; to usingB. prefers; to useC. prefers; to using
Please ________ John at 678-5678.
— What color is the ruler? — ________.
This is ______ eraser and ______ eraser is Tom’s.
I ______ a set of keys. Are they your keys, David?
—______ you spell your name? —K-E-L-S-E-Y.