Tom: You are playing guitar well. Can you read music? Charles: No, I don't. I just listen to songs on the radio and then play them until they sound right. Tom: ______ Charles: No, really.

He was not as active as I had ______him to be.

Mrs. White's husband tried to ______.

A．many

Connie: Are you doing pottery? It looks like fun! Frank: ______ ? Connie: Boy, would I? Thanks.

All the firemen in the city were ______to fight against the big fire.