—What did the miner say after he was rescued?—He would never forget his stay there _____ he and other 152 miners had a terrible experience.
______how others react to the book you have just read creates an added pleasure.
If we leave right away, ____we’ll arrive on time.
The children, ____ had played the whole day long, were worn out.
As the world’s population continues to grow, the ___of food becomes more and more of a concern.
I ______ myself more-----it was a perfect day.