党的十七大报告指出：中 * * 党的（），决定了党同各种消极腐败现象是水火不相容的。 A

Knowing about yourself means not only that you find out what you’re good at and what you like, it also means discovering what you’re not good at and what you don’t like. Both help you to see your aim(目标)in life.

Although most students would be unhappy if they found that they had failed a very difficult physics course, they have in fact learned a lot about themselves. They know that they should not become engineers or physical scientists. .If he or she draws something out of the failing. They may then decide on their aim and choose the kind of work they would be fit for and they would like to do.

It is impossible to decide whether or not you like something until you have tried it. If you decide that you would like to play the piano, you need to take more than one lesson before you can know whether you are really interested in it or you are able to do well.

It is not enough to want to be a great pianist. You also have to like the hard practice and long training before you become one. If you would enjoy being a great pianist but hate the work, forget it.

It’s a good plan to try as many ideas as possible when you are still young. And then you will be able to find out what your true interests are.

小题1:If you say you really know yourself,________.

A．you know what you are good at

B．you have got the whole picture of yourself

C．you keep in mind your aim in life

D．you have less you don’t like than what you like小题2:The writer suggests________.

A．failure is a better mirror

B．advanced math courses help you to know yourselves.

C．success is more helpful

D．when one is unhappy he gets to know himself better小题3:Failing can turn into something good________.

A．if you have aim in life and get the job you wish to have

B．if you lead a happier life

C．if your decision is right

D．if you learn something from it小题4:The example of “playing the piano” in Paragraph 3 and 4 implies(意味)that________.

A．if you don’t like music,don’t practice the piano

B．it takes more than one lesson to learn to play the piano

C．you can decide only after you have tried

D．you can become a great pianist only after hard and long training小题5:Which of the following is NOT true according to the passage?

A．You have enough time before you come to a wise decision.

B．The more experiences you have,the better decision you will make.

C．Test ideas,compare and then decide.

D．People always make hasty(匆匆的)decisions.

下列选项中，写字楼物业管理风险的种类不包括的是（）o

A.工程隐患风险

B.消防防范风险

C.保安防范风险

D.设备运输风险

两个大小相同的实心小铁球紧紧地靠在一起，它们之间的万有引力为F，若两个半径为小铁球半径2倍的实心大铁球紧靠在一起，则它们之间的万有引力为          .

(1)求椭圆的方程；

被称为中国航空之父，首次驾驶自制飞机飞行，中国始创飞行大家是（）。

A、李宝焌

B、范龙

C、冯如

D、谭根