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问题 单项选择题

共用部位与共用设施设备的日常运行和维护费估算费用在物业管理成本中通常都占有较大比例，而且其中的具体项目也比较多，其中不包括( )。

A．交通费
B．装修费
C．能源费
D．杂项费用

答案

参考答案：A

完形填空

Now it is becoming more and more popular to chat over the Internet, because you can find it 小题1: _______ expensive to do that than to make a long distance call. This makes Internet chatting 小题2: _______ attractive option if you live far away from family and friends,小题3: ______ you are on a budget.

You can also complete 小题4: _______ tasks while chatting over the Internet. For example, you can read and reply to emails, finish typing a document, or have a conversation 小题5:______ someone who is in the room. This can be an advantage 小题6: ______ you are busy and don’t have much time for personal chatting. This can also be a disadvantage because you aren’t giving the other person or task your full attention.

Because you can do kinds of tasks小题7: _______ chatting on the Internet, it can become easy to lose track of time. You can end up chatting longer than you intended to, 小题8:______ can make it difficult to complete other tasks.

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计算题

（6分）质量为6×103 kg的汽车在平直的公路上以10m/s的速度匀速行驶，在行驶过程中受到的阻力等于车重的0.08倍，g取10N/kg．求：

（1）汽车所受重力的大小；

（2）汽车在1min内通过的路程；

（3）汽车牵引力在1min内做的功．
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