问题
多项选择题
铁路局粗略计算客运机车运用台数时，需知道哪些数据（）
A、年度客运沿线机车公里
B、年度客运本务机车公里
C、客运机车日车公里
D、年日历数E、总重吨公里
答案
参考答案：A, C, D
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铁路局粗略计算客运机车运用台数时，需知道哪些数据（）
A、年度客运沿线机车公里
B、年度客运本务机车公里
C、客运机车日车公里
D、年日历数E、总重吨公里
参考答案：A, C, D
Here is a picture where we can see grass growing in stones strongly． This picture 36 me of my father, a most determined man． He was born in a very 37 black family in the country, and both of my grandparents were 38 ．My father began to work in the cotton(棉花) fields when he was seven years old． He had a strong desire to change his own fate（命运） ever since he was a little boy． He 39 himself how to read and write in the evening． Later with his parents' 40 he managed to go to school where he studied computer science at Yale University． He later became a professor of Stanford University and was an expert in programming． He could 41 programs (程序) for supermarkets, restaurants, hotels, parks and bookstores all by himself． I'm 42 of my father 43 of his determination. The best way to know a strong man, I think, is to let him 44 a severe test． Whenever we want to test a man's character, we should find out whether he can 45 __ adversity （逆境）, because adversity can always prove the 46 character of a man．Only when we make up our own mind can we overcome any 47 ． Some people would give up halfway． Such men can hardly expect to succeed． If we do not give up hope, nothing is impossible．
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