Tom, clean up the broken glass _________ someone walks on it.
--- I’m leaving for Shanghai tomorrow. --- ________.
The most exciting thing for him was ______ he finally found two tinned fruits in ______ seemed to him to be a servant’s bedroom.
When doing your history homework on the Civil War by typing in details to Google, a list of related books will _____.
---What attracts people to California is its pleasant climate and relaxed lifestyle.---This is ___ each year a great number of people from all over the world try to ___ to California.
What ___ pity that you couldn’t be there to receive ___ prize!