第二节 语法填空（共10小题；每小题1.5分，满分15分）
阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填人一个适当的词或使用括号中词语的正确形式填空，并将答案填写在答题卡标号为31～40的相应位置上。
There are fifty-two cards in an ordinary deck. A deck of cards can be arranged in just about 80, 660×100³²ways. And if each deck,   31   (arrange) in different ways, weighed only as much as a single hydrogen atom( the lightest atom), all the decks together   32   (weigh) a billion times as much as the sun.
The design of the king found on all standard playing-card decks has, with slight changes, remained the same for three centuries.   33   is believed to be based on a painting of the English ruler Charles I (1600-1649). The picture of the queen is   34   more doubtful origin,    35   some think it was taken from   36   early painting of Queen Elizabeth I.
Over the centuries, cards have been put to strange uses, some of   37   sound incredible nowadays. Playing-cards, for example, became the first paper money of Canada  38   the French governor, in 1685, employed cards to pay off some war debts. In 1765, the year of the Stamp Act, the University of Pennsylvania used cards for class admission. The students without cards were kept outside. The French Revolution was well-known for the fact   39   the quantity of food was    40    (extreme) in short supply. During that period, Napoleon ordered that people could get limited food according to how many cards a family had.