We were surprised to hear that the reason ________ she gave for her absence was ________ her mother was ill.—Yes.We saw her mother was at the supermarket that morning.

I wonder whom you are waiting for.—The policeman _______ the trafficaccident.

Lily doesn’t like the book. Lucy doesn’tlike it, ____.

We have a class meeting Tuesday afternoon.

Are you willing to live on Mars one day –____________．It sounds exciting，but it still worries me.