皮皮学，免费搜题
登录
搜题
【单选题】
Keeping busy at important tasks is much more motivating than having too little to do. Today’s employees are not afraid of responsibility. Most people are willing to take on extra responsibility in order to have more variety in their positions. In addition, along with that responsibility should come more authority to independently carry out some important tasks. 12. The main idea of the paragraph is that __________.A.
variety and independence on the job increase employee motivation.
B.
to avoid boredom, many people do more work than their jobs require of them.
C.
today's employees are demanding more independence than ever before.
D.
office jobs in the past have carried less responsibility.
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】简述住宅室内给水排水系统工程，常用管材及其适用范围。
【单选题】（2018）患儿，女，3岁。突发高热、惊厥，体温39.8℃。经检查诊断为乙型脑炎。患儿经常处于睡眠状态，但可以唤醒，并伴有短期抽搐，该患儿属于
A.
普通型乙脑
B.
重型乙脑
C.
轻型乙脑
D.
中型乙脑
E.
极重型乙脑
【多选题】以下（ ）是在选用和使用稳压二极管时需要重点考虑的参数。
A.
正向管压降
B.
最大反向工作电流
C.
额定功耗或最大耗散功率
D.
标称稳定电压
E.
最小反向工作电流
F.
反向击穿时的动态电阻
G.
正向开启电压
【单选题】质量为m的子弹以速度v水平射入沙土中,设子弹所受阻力与速度相反,大小与速度成正比,比例系数为k,忽略子弹的重力,子弹进入沙土的最大深度为
A.
mv 0 /k
B.
km/v 0
C.
kv 0 /m
D.
kmv 0
【简答题】答案及其解析——位于CPU与主存之间的高速缓冲存储器(Cache)用于存放部分主存数据的拷贝，主存地址与Cache地址之间的转换工作由_____完成。
相关题目：