entertain abstract plain employ press musical The children ______1_____ snow hard to make snowballs. The girl has a(n) ______2_____ name which is not easy to remember. The factory ______3_____ many local workers. I enjoy the ______4_____ sounds of a child’s laughter. He proposed some _____5______ principles ( 原则 ) such as justice, freedom, equality, etc. I like this program very much because it is really _______6_______.