She wondered where Sam was and what he was doing.

They are going to throw a party for Sam.

For all his faults, Sam is still a very likable person.

We left the station and walked along the street until we came to a small hotel which Sam knew about.

I went to the meeting in place of Sam, who was sick.

When he got to the party, Sam made a bee line for the food.

Sam got a raw deal when he was laid off just before his job would have become permanent.

Sam helps whoever asks him to.

Sam is earnest about his work.

Sam is familiar with things Japanese.

Sam is serious about his work.

Sam has promised to pay the money at the end of the month.

Sam owns a fishmonger's business.

Sam made the school basketball team.

Sam went skiing in January.

Sam is two years younger than Tom.

Sam couldn't figure out how to use the machine.

Sam has already done his homework.

Sam keeps waiting for his ship to come in.

Sam is a philosopher, isn't he?