He is always serious and doesn’t like _____.
The girl__________ on the ground __________to me that she had___________ the book on the shelf.
--Did Mary come to your birthday party? --No. I __________ her, but she was away on business.
All the preparations_____, we're ready to start.
--Do you know when the Chinese custom_________ from? --It's hard to say. But its characteristics__________ the Tang Period.
--You went late the stadium yesterday evening, didn't you? --Yes, my wife was a little late _________ the supper.