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各类车辆当量设计轴载换算系数可以按三个水平确定，新建高速公路和一级公路设计应采用（   ）。 A.
水平一 B.
水平二 C.
水平三 D.
都可以

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I will never forget the year I was about twelve years olD.My mother told us that we would not be __31__ Christmas gifts because there was not enough money. I felt sad and thought, "What would I say when the other kids asked what I ’d __32__ ?"
Just when I started to __33__ that there would not be a Christmas that year , three women __34__ at our house with gifts for all of us. For me they brought a doll. I felt such a sense of __35__ that I would no longer have to be embarrassed when I returned to school. I wasn ’t__36__ Somebody had thought __37__ of me to bring me a gift.
Years later , when I stood in the kitchen of my new house, thinking how I wanted to make my __38__ Christmas there special and memorable, I __39__ remembered the women’s visit. I decided that I wanted to create that same feeling of __40__ for as many children as I could possibly reach. So I __41__ a plan and gathered forty people from my company to help. We gathered about 125 orphans ( 孤儿) at the Christmas party.
For every child, we wrapped colorful packages filled with toys, clothes, and school supplies, __42__ with a child ’s namE.We wanted all of them to know they were __43__ Before I called out their names and handed them their gifts, I __44__ them that they couldn ’t open their presents __45__ every child had come forwarD.Finally the __46__ they had been waiting for came as I called out, "One, two, threE.Open your presents!"
As the children opened their packages, their faces beamed and their bright smiles __47__ up the room. The __48__ in the room was obvious, and __49__ wasn’’t just about toys. It was a feeling —the feeling I knew __50__ that Christmas so long ago when the women came to visit. I wasn ’t forgotten. Somebody thought of mE.I matter .
31__________
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C.got
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37A.highly
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