Some passers-by witnessed the car accident____ five passengers were killed, a baby included.

Everyone except Bill and Jim ______therewhen the meeting began.

He couldn’t ____ the noise, so he kept the windows shut all day long.

The students were told to ________ their English before going abroad.[ ]

Do you know when the Chinese custom_________ from?–It’s hard to say. But its characteristics__________ the Tang Period.