1 . — Could you attend the lecture about city development tomorrow afternoon?
— Sorry, I ______ to Paris for a Chinese silk exhibition then.

A．will be flying	B．will fly
C．fly	D．am flying

2 . —How can I find your brother at the airport?
—Don’t worry. He________ a board with your name on it at that time.

A．has held	B．has been holding
C．will be holding	D．will have held