He ______ have finished his work; otherwise, he wouldn’t be enjoying himself by the seaside.
_____ were sent to hospital and _____ were buried.
-----What’s happening? I feel the house _____. -----An earthquake!
Great changes _____ in the city, and a lot of factories _____.
She likes playing _____ violin while her brother likes listening to _____ music.
The three sisters decided to hold a family party to ________their parents’silver wedding.