--- Do you know Cindy was famous at_______ very young age.--- Yes. But she died young. She died at_______ age of 33.
We should try to prevent air pollution__________.
---He didn’t catch the train, did he?-- _________, because he was caught in the rain.
The book is________ interesting________ I can’t even drop it for a minute.
--- Oops! I put in sugar _______ salt. --- It’s OK.
Don’t lose ______ in the computer games, boys!