Lucy is ____ good girl. She oftenhelps others.

talk nice and polite, people listento you If you shout, this is no good,

Low-cost books in paper covers make ______ some of the world’s best literature to readers.

.Not only____the book,but also he remembered what he had read.

What an important role the Internet _____ in our life! One can hardly imagine ____ life would be like without it.