单项选择题 听力原文：W: Oh, hello. I'm so sorry I'm late. I know we'd arranged to meet at 1:30,bnt the place completely slipped my mind. In the end, I had to phone your secretary, and fortunately, she had it in her diary.M: Oh, don't worry. I was a bit late, too.Why was the woman late?A．She forgot the time.B．She forgot the place.C．She slipped on the ground and hurt herself.D．She was talking with the man's secretary and forgot the time.

单项选择题 听力原文：M: When you saw the accident, did you ring us immediately?M: Yes, the first thing which struck me was to call the police.From the conversation what is the probable relationship between the two speaker?A．Policeman and policewoman.B．Policeman and witness of an accident.C．Bus driver and victim.D．Policeman and thief.

单项选择题 属于烧结普通砖的是（）。