问题
填空题
一个三位数，百位上的数是合数也是奇数，十位上的数是素数也是偶数，个位上的数既不是素数也不是合数．这个三位数是______．
答案
1～9中，奇合数只有9，即百位是9；
自然中，偶质数只有2，即十位数是2；
0～9中，即不是质数也不是合数的是1．
所以这个数是921．
故答案为：921．
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一个三位数，百位上的数是合数也是奇数，十位上的数是素数也是偶数，个位上的数既不是素数也不是合数．这个三位数是______．
1～9中，奇合数只有9，即百位是9；
自然中，偶质数只有2，即十位数是2；
0～9中，即不是质数也不是合数的是1．
所以这个数是921．
故答案为：921．
A young woman 1 alone through the country. It was getting dark and raining. Suddenly she saw an old woman by the side of the road ,holding her hand out as if she needed a lift . “I can’t leave her out in this weather”, the woman said to herself, so she stopped the car and opened the 2 . “Do you want a lift?” she asked, the old woman nodded (点头) and 3 the car. After a while she said to the old woman, “Have you 4 for a long time?” The old woman shook her head. “Strange,” thought the young woman. She tried again, “Bad weather for the time 5 year.” She said. The old woman nodded. Although the driver tried some more, the lady said 6 except for a nod of the head or something else. Then the young woman saw the lady’s hands, they were very large and with thick hair. Suddenly she knew the lady was a 7 ! She stopped the car. “I can’t see that mirror 8 ,” she said, “Would you mind cleaning it for me?” The lady nodded and opened the door. As soon as the lady was out of the car, the young woman drove off quickly. When she got to the next village she 9 . She found that the old lady had left a 10 behind. She picked it up and opened it. She gave out a deep breath(呼吸). Inside the bag was a gun!
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