在物业服务企业中,成本控制首先要做的工作是( )。 A.分析相关差异 B.明确控 发布时间:2018-06-03 01:59 │ 来源:www.tikuol.com 题型:单项选择题 问题: 在物业服务企业中,成本控制首先要做的工作是( )。A.分析相关差异 B.明确控制标准C.执行控制标准 D.纠正成本偏差
题型:单项选择题 阅读短文,用方框内所给单词的适当形式填空,使短文意思通顺,完整.请将答案写在短文后相应题号的横线上.注意:1.每个单词只能用一次;2.每空限填一词,有些词需要做相应的变化;3.其中有两个多余选项。succeed,they,work,careful,make,so,happy,close,one,few,either,butDo you use your right hands more or left hands more? Very___71___of us use both of our hands well. Most people use right hands. Only about five people of a hundred use left hands. New-born babies can take things with__72___of their hands,___73___in about two years, they like to use___74___right hands. Scientists don’t know why this happens. They’ve studied it. They think our animal ancestors used their right hands, this may not be true. Monkeys are our__75___relatives in the animal world. Scientists have found that monkeys like to use one of their hands more than the other----but it can be either hand. There are as many right-handed monkeys as the left -handed___76___. Next time you visit the zoo and do watch the monkeys__77__. You’ll see that some of them will use their right hands and others will use their left hands. But men use their right hands better and this ___78___life difficult for the left-handed ones. We live in a right-handed world. Some scientists have found out that more of __79__people are left-handed, but they don’t know why. But they are _80_hard to discover the secret.小题1:___ 小题2: ____ 小题3: ____小题4: ____ 小题5: _____ 小题6:____小题7: _____小题8: ____小题9: _____小题10:______ 查看答案
题型:单项选择题 某有机物与过量的钠反应得到VAL气体A,另取等质量的该有机物与适量的碳酸钠完全反应得到VBL气体B,则同温同压下VA与VB的关系一定是[ ]A.VA= VB B.VA≥VBC.VA< VBD.无法确定 查看答案
题型:单项选择题 当LKJ计算列车距前方信号机距离()时,地面信号显示进行信号,机车信号由黄灯突变为关闭信号,LKJ发出“信号突变”语音报警。A.≤100mB.≤150mC.≤200mD.≤50m 查看答案