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【单选题】
阅读下面短文,掌握其大意,从每题所给的
A.
B.
C.
D四个选项中,选出最佳选项。 James’s New Bicycle James shook his money box again. Nothing! He carefully __36__ the coins that lay on the bed. $24.52 was all that he had. The bicycle he wanted was at least $90! __37__ on earth was he going to get the __38__ of the money? He knew that his friends all had bicycles. It was __39__ to hang around with people when you were the only one without wheels. He thought about what he could do. There was no __40__ asking his parents, for he knew they had no money to __41__. There was only one way to get money, and that was to __42__ it. He would have to find a job. __43__ who would hire him and what could he do? He decided to ask Mr. Clay for advice, who usually had __44__ on most things. “Well, you can start right here,” said Mr. Clay. “My windows need cleaning and my car needs washing.” That was the __45__ of James’s odd-job(零工) business. For three months he worked every day after finishing his homework. He was amazed by the __46__ of jobs that people found for him to do. He took dogs and babies for walks, cleared out cupboards, and mended books. He lost count of the __47__ of cars he washed and windows he cleaned, but the __48__ increased and he knew that he would soon have __49__ for the bicycle he longed for. The day __50__ came when James counted his money and found $94.32. He __51__ no time and went down to the shop to pick up the bicycle he wanted. He rode __52__ home, looking forward to showing his new bicycle to his friends. It had been hard __53__ for the money, but James knew that he valued his bicycle far more __54__ he had bought it with his own money. He had __55__what he thought was impossible, and that was worth even more than the bicycle.
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参考答案:
举一反三
【多选题】关于精馏原理的叙述正确的是( )
A.
精馏过程是简单蒸馏的重复过程。
B.
要维持精馏操作的高纯度分离,塔顶必须得设全凝器。
C.
要维持精馏操作的高纯度分离,塔底必须得设再沸器。
D.
有液相回流和气相回流,是精馏过程的主要特点。
【单选题】中间商经营互不关联的产品,是采取 ( ) 策略。
A.
多家产品
B.
独家产品
C.
多种产品
D.
混杂产品
【单选题】浓缩精制的方法中不包括
A.
生物学方法
B.
化学沉淀法
C.
物理学方法
D.
层析法
【单选题】婴儿主动体操适于的月龄为
A.
2~6 个月
B.
6~12 个月
C.
12~18 个月
D.
18~24 个月
【单选题】依据美国哈佛医学院提出的脑死亡概念中,不能确诊脑死亡的是( )
A.
自主肌肉运动和自主呼吸消失
B.
诱导反射消失
C.
脑电波平直或等电位
D.
体温低于32.2°C
E.
对外部刺激和内部需要无接受者
【单选题】关于精馏原理的叙述错误的是( )
A.
精馏过程是简单蒸馏的重复过程。
B.
要维持精馏操作的高纯度分离,塔顶必须得设全凝器。
C.
要维持精馏操作的高纯度分离,塔底必须得设再沸器。
D.
有液相回流和气相回流,是精馏过程的主要特点。
【简答题】简述精馏过程最小回流比时和全回流时的特点。
【单选题】水路运输中,运价表中“W/M”表示按( )收取运费。
A.
毛重
B.
体积
C.
价格
D.
毛重或体积择高
【单选题】传统概念的有关临床死亡的主要表现是:
A.
心跳、呼吸完全停止,反射消失,但组织内仍然进行微弱代谢过程
B.
心跳、呼吸停止,组织代谢过程完全消失
C.
体温降低、出现尸冷、尸斑、尸僵
D.
脑干以上部分处于深度抑制,心跳减弱,周期性呼吸
E.
瞳孔散大或固定
【单选题】运价表中“W/M”表示按()收取运费
A.
毛重
B.
体积
C.
价格
D.
毛重或体积择高
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