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当前学科：门座式起重机司机（初级）
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刀开关按极数不同分为哪几种？
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直流发电机的结构与直流电动机的结构完全相同。()
下列选项中，具有很多优点，如轻质高强、易于加工，有较高的弹性和韧性，能承受冲击和振动的作用，导电和导热性能低等特点的是（）.
患者男性，患肝硬化5年，中午因饮食不当突然出现呕血，伴神志恍惚、心悸、四肢湿冷、无尿，脉搏130次／分，血压80／55mmHg，血红蛋白80g／L根据以上描述推断患者的出血量约为（）。
（）最早看出杨过会《九阴真经》上的功夫的是谁？
下列各项中，（）不属于对社会救助申请人的家庭收人和家庭财产进行调查的方式。
近年来对志贺菌较为敏感的抗菌药物是（）
Teaching Children to Spend Pocket Money Wisely School-going children need pocket money for food, stationery and bus fares. Parents give pocket money to their children in different ways. Some give a lump sum at the beginning of a month or a week. ____1____ The way in which pocket money is given affects how money is spent or saved. On the other hand, the children's spending habits may affect how pocket money is given. Pocket money given on a daily basis is sometimes termed as "food money". ____2____ They learn how to manage small sums of money. As the money is limited, they have to control their spending. Some parents choose this method of allocating pocket money in order to prevent their children from overspending, hoping that in time they can be trusted with larger sums of money. ____3____. Giving pocket money on a daily basis places responsibilities of budgeting on the parents, instead of the child. The child may spend every single cent of the daily pocket money by overindulging in junk food, as they know they will get another sum of money the next day. This results in children being short-sighted in their spending. ____4____ They may develop the mentality that money is meant to be spent. Others spend more than they are given. They borrow from their siblings or their classmates when they feel like indulging themselves. Then they may ask for money to pay off their debts. This habit of borrowing causes them to depend on others to solve their problems. ____5____. ____1____内应选（） ____2____内应选（） ____3____内应选（） ____4____内应选（） ____5____内应选（）
反竞争性抑制作用
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