Did your sister get the position offered bythe company —She failed in the jobinterview and is now in low spirits —I’m sorry for her —

She listened with a________expression on her face,which suggested she didn’t completely understand.

Is this the reason at the meeting for his carelessness in his work

They thought __________ important to look right and left when ________ the road.

Mr. Smith，________of the ________speech，started to read a novel.