全国人大代表是最高国家权力机关组成人员。为尊重代表主体地位，提高为代表服务保障的工作水平，全国人大常委会应（    ）

①健全宪法实施和监督制度

②认真审议代表议案、办理代表建议

③支持和保证代表依法履职

④努力推进地方人大工作的完善发展

下列叙述随机事件的频率与概率的关系中正确的是（　　）

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    If you like shopping and you are crazy about fashion, London is a good place for you. In London you can buy not only the most expensive clothes, but also beautiful clothes which are inexpensive.

    Many of the world's most famous fashion designers have their own shops in London. And every year in February and September, there is an important fashion event. It is called London Fashion Week and people all over the world come here and enjoy England's wonderful new clothes. Usually the clothes are sold at a high price. The clothes are always in style. In the 1960s, a fashion designer Mary Quant invented the miniskirt. It made her famous all around the world. Later, in the 1970s, came "punk" fashion.

    Outside London there are some shopping centres as well. In the shopping streets of most towns have a Market Day. On that day, some of the streets are filled with stalls selling food, flowers, dressess, hats & bags, and many other different things. The clothes there are always at a low price. Nearly everybody can afford them.

    One sunny afternoon, a seven-year-old girl went for a walk. She crossed a large area of grassland into the woods 1 she realized that she was lost.

    Sitting on a rock and2what to do, she began crying.  After a while. She3 to walk along a wide path lined with tall trees and thick bushes.4 it was getting dark, she saw a small, dark wooden house. She opened the door and 5 stepped in. Suddenly, she heard a strange noise, and she ran out the door and back to the 6. Cold and tired, she fell asleep near a 7.

    The girl's parents were out and her dog, Laddy, was at home. Laddy8 that his mistrees（女主人）was in danger. He jumped 9 a window, breaking the glass. He looked in the fields. But he couldn't find his mistress anywhere. However, from the ground came a 10 scent (气味) as he lowered his head. He 11the scent and walked across the grassland. Barking 12 into the air, the dog 13 through the woods until he found the 14. But the girl was not there, so he headed back to the woods. Much to his 15 , he saw his mistress' blue shirt in the distance. He 16 over some bushes and saw the little stream, where the girl was 17.

    When she opened her eyes and18 her dog standing beside her, the girl said, “you 19me, Laddy,” and she kissed him several times. Seeing their daughter and dog coming back, the parents burst into tears of20 . That night Laddy had a heror's supper: a huge meal of steak