History is the best teacher. It ______records the development path of each country and foretells the future to us.
--- Do you think Mom and Dadlate? --- No, Swiss Air is usually on time.
the course very difficult, she decided to move to a lower level.
Shakespeare's play Hamletinto at least ten different films over the past years.
Don't turn off the computer before closing all programsyou could have problems
Volunteering gives you a chance____ lives, including your own.