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【简答题】
Fill in the blanks with the correct words.(20 points, 2 points for each) I took off my 1 and put on his cap. It was small and sat 2 up on my head, but then in America one dresses like an 3 and it is a satisfaction always to be in the best 4 . So I got my first dollar. On the 5 platform I met Zurabeg, an Ossetian, who had been down in steerage, too. But Zurabeg was 6 greenhorn coming for the first time. Zurabeg was an American 7 with papers to prove it, and a friend of Gospadin Buffalo Bill 8 . This Zurabeg came first to America twenty years before as a trick show 9 , and later he was 10 cook on the roan with the Gospadin Buffalo Bill. Every few years, Zurabeg, whenever he saved enough money, went home to find a wife-but so far with no luck. “Can’t land?” he asked me. “No, I can land,” I said, “but I have no money to pay the little boat to carry me to shore.” A small boat went chuffing back and forth taking off the discharged passengers. “I try to make up my mind to swim, but if I swim how will I carry my baggage? I would need two trips at least.”
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参考答案:
举一反三
【简答题】用因式分解法解方程: (1)4x 2 =11x; (2)(x-2) 2 =2x-4。
【简答题】试画出在表2—24中说明的4线一2线优先编码器的卡诺图,并写出逻辑表达式。
【单选题】下列有关蛋白质生物合成的叙述中错误的是( )
A.
氨基酸必须活化成活性氨基酸
B.
活化的氨基酸被搬运到核蛋白体上
C.
氨基酸的羧基端被活化
D.
tRNA的反密码与mRNA的密码配对结合
E.
体内所有的氨基酸都具有相应的密码子
【单选题】下列( )存货的盘亏,其购入时对应的进项增值税不得抵扣,应该作进项税额转出。
A.
存货清查中的盘亏属意外事故造成的
B.
存货清查中的盘亏属自然灾害造成的
C.
存货清查中的盘亏属管理不善原因所致的偷盗造成的
D.
存货清查中的盘亏属责任人故意损坏造成的
【简答题】直接写出p数. (九)39-39= (2)九9如如÷如= (3)九80÷36= (4)2如×9×4= (如)20+20÷2= (6)200-33×3= (7)400÷4+20×如= (8)九0+九2÷3+20= (9)(80÷20+80)÷4= (九0)70+(九00-九0×如)=
【简答题】试画出图波形延时2单位后的波形,并写出其函数式。
【判断题】舒婷是朦胧诗的代表诗人之一。在其代表作品《祖国啊,我亲爱的祖国》中,作者将个体的“我”熔铸在祖国的大形象里,并承担起为祖国取得“富饶”“光荣”“自由”的重任,表达了强烈的爱国之情和历史责任感。
A.
正确
B.
错误
【单选题】蛋白质与氨基酸都具有的性质:()
A.
高分子性质
B.
胶体性质
C.
变性性质
D.
两性性质
【判断题】双缩脲反应指的是 尿素加热至l80°C时,两分子脲缩合,然后在碱性溶液中与铜离子(cu 2+ )结合生成复杂的紫红色化合物。蛋白质氨基酸都具有双缩脲反应。
A.
正确
B.
错误
【单选题】04-59层门锁紧的开锁区域最大不应大于层站地平面上下( )m。
A.
0.1
B.
0.2
C.
0.35
D.
0.4
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