Listen to a passage about the history of chocolate coming to America and supply the missing words. In the United States ofAmerica, the production ofchocolate ____1_______ at a faster pace than anywhere else in the world. It was in the pre-revolutionary New England---1765, to be exact---that the first chocolate factory was _____2_______. Chocolate has gained so much ______3______ since that time that any ______4_______ in its supply would be keenly felt. During World War II, the U.S. government recognised chocolate's role in the _____5_______ and __________6___________ of the Allied Armed Forces, so much so that it allocated valuable shipping space for the importation of cocoa beans. Many soldiers were ____7_____ for the pocket chocolate bars which gave them the _____8_____ to carry on until more food rations could be obtained. Today, the U.S. Army D-rations (D口粮) include three 4-ounce chocolate bars. Chocolate has even been taken into space as part ofthe diet of U.S. _____9______.