—Hello! May I speak to Jack, please?— A. I’m Jack. B. Is that Jack? C. This is Jack.
Mr Zhang is one of ____in our school.
– Are there cats in the classroom? –No, there aren’t .
The boy didn't run _______to catch the bus.
It is ____ useful book. ____ book is on her desk.
--- Do you like watching Luneng Team play soccer?--- Yes, _______ great players they are!