完形填空 Do Americans have morals? That's a
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| Do Americans have morals? That's a good question. Moral values in America are like those in any 1 . One of the most 2 moral values for Americans is honesty. The wellknown 3 about George Washington and the cherry tree teaches this value 4 . Little George cut down his father's favorite cherry tree 5 trying out his new hatchet. When his father asked him about it, George said, "I cannot tell a lie. I did it with my hatchet." Instead of 6 , George received praise. Sometimes American honesty-being open and direct-can 7 people. But Americans still believe that "honesty is the best policy". Another 8 Americans respect is perseverance(毅力). Remember Aesop's fable about the turtle and the rabbit that had a 9 ? The rabbit thought he could 10 easily, so he took a nap. But the turtle finally won because he did not 11 . Compassion (同情) may be the queen of American virtues. The story of "The Good Samaritan" from the Bible 12 a man who showed compassion. On his way to a 13 city, the Samaritan man found a poor traveller lying on the road. The kind Samaritan, 14 just passing by, stopped to help this person in need. Compassion can even turn into a positive 15 . In autumn 1992, people in Iowa sent truckloads of water to help Floridians 16 by a hurricane. The next summer, during the Midwest flooding, Florida 17 the favor. In no way can this brief description 18 all the moral values honored by Americans. Courage, responsibility, __19__, gratitude and many others could be discussed. But no matter how long or how short the list, moral values are 20 . | ||||
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sin100πt （V）的 正弦交流电源，图中电流表内阻不计．副线圈接入“110V，60W”灯泡一只，且灯光正常发光．下列说法正确的是（ ）
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