• [A] kitchen
• [B] plane
• [C] restaurant
• [D] garden
• [E] library
• [F] pencil
• [G] company

People write with it.

A．Because she is a student in journalism at Tsinghu.
B．Because she met an old beggar in the street.
C．Because she thought a beggar had a hard time.

A．at
B．in
C．on