It’s said that the old lady died ________.

 We do hope that one day the Chinese language will become a __________ language, that is, everyone in the world will communicate in it.

 As the party was very informal, Jack stood there looking stiff and     in his formal dress. 

— How was your holiday? — It couldn’t have been _____. I just stayed in the hotel because it was raining most of the time.

You should make an ____ plan in case anything unexpected happens.