They are _______the new songs.

With the help of rescue workers, many people managed to escape ______ the burning building and escape ______ killed.

She didn’t allow the accident to discourage her On the contrary, she began to work

Great as Newton was, many of his ideas_____today and are being modified by the work of scientists of our time

Both Class 3 and our class won’t be able tofinish the work unless they ___ each other.