某物业服务企业期初应收账款余额150万元,期末应收账款余额250万元,本期销售收入为

题型:单项选择题

问题:

某物业服务企业期初应收账款余额150万元,期末应收账款余额250万元,本期销售收入为1200万元,本期销售成本为1000万元,则该物业服务企业应收账款周转率为( )次。

A.4

B.4.8

C.5

D.6

考点:注册物业管理师物业经营管理物业管理师物业经营管理
题型:单项选择题

保管的经济性表现为()。

A.规模经济性

B.地点多样性

C.客户多样性

D.作业灵活性

题型:单项选择题

如图所示,用倾角为30°的光滑木板AB托住质量为m的小球,小球用轻弹簧系住,当小球处于静止状态时,弹簧恰好水平。则当木板AB突然向下撤离的瞬间

[ ]

A.小球加速度大小为

B.小球加速度大小为

C.小球加速度大小为g

D.小球加速度大小为

题型:单项选择题

根据短文内容,从短文后的选项中选出能填入空白处的最佳选项.选项中有两项为多余选项。

__1__  Many things can become distractions (分散注意力). Your ability to focus your mind,

emotions and physical movements will directly influence your success. Staying focused on the

task at hand can be easier said than done. Here are some powerful techniques that can help you

improve your ability to focus.

For physical control, it helps to have a constant exercise schedule. __2__ Exercising helps you

gain better command of your body, and even goes beyond the body, giving you more flexibility

not just physically but also emotionally and mentally.  When you feel more comfortable in your

body, you increase your selfconfidence, which helps you feel more relaxed.

For mental control, meditation (沉思;冥想) does the task. __3__  It's easy to get distracted

by things in your background, but in order to perform well you have to maintain a high degree

of focus. When you relax your thoughts it trains your mind to deal effectively with outside

distractions so you can stay centered on what matters most at the moment.

__4__ It prevents you from overreaction and also from overacting. When your emotions settle

down, you gain greater awareness of the environment you're in, and feel calm and in control.

__5__ The good thing is that selfcontrol can be developed.  Start exercising frequently, get

yourself into meditation, and start to feel positive changes in your career and your life in general.

A. In short, focus requires selfcontrol.

B. There are many benefits of exercising.

C. Generally speaking, you need to practise a lot.

D. There are still some disadvantages of exercises.

E. Your emotions are well served by meditation as well.

F. Focus is an important part of success and achievement in general.

G. It helps block out all the noise and activities that are going on around you.

题型:单项选择题

简述现代政党制度及其类型;执政党与军队的关系

题型:单项选择题

每年地球上仅通过光合作用生成的生物质总量达()

A、1000~1400亿吨(干重)

B、1440~1800亿吨(干重)

C、1888~2000亿吨(干重)

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