_______ are the days when girls were looked down upon.
The girl sat in front of the television every evening, happy __________ anything that happened about the Olympic Games in London.
Cao Cao's tomb is reported __________ in China, which attracts nationwide attention.
Lin Feng is said __________ abroad, but I don't know which country he studied in.
The engine just won't start. Something seems __________ wrong with it.
When he came in, I happened __________ my experiment in the lab.