计算(-x)2.x3所得的结果是[ ] A.x5 B.-x5 C.x6 D.-x

题型:选择题

问题:

计算(-x)2.x3所得的结果是[ ]

A.x5

B.-x5

C.x6

D.-x6

考点:整式的乘法
题型:选择题

金融机构申请开办电子银行业务,适用()。

A、审批制

B、报告制

C、审批制和报告制

题型:选择题

阅读下面短文,按照句子结构的语法性和上下文连贯的要求,在空格处填入一个适当的词或使用括号

中词语的正确形式填空。

                                            Good Luck Always Comes With Hard Work

     It is hard work rather than luck that brings people success. Those who 1______ (consider) to be successful

must have been working hard 2______ (achieve) their goal and their success can also benefit others.

     Some people argue that one can not succeed 3______ he works very hard. There are many examples to

show that success comes from hard work. One example is 4______ Madam Curie had been working all day

and all night 5______ she made the great discovery of radium.

     Other people think that luck and opportunity are 6______ (importance) than hard work. They argue that

even if one works hard, he can not succeed 7______ luck and opportunity. For instance, 8______ film star,

Zhang Ziyi, could never be famous if she was not given a chance to play a role in the film.

     I think that 9______ hard work and good luck are important. If one wants to be successful, he has to work

hard on one hand and he has to seize the opportunity and luck on the 10______. These two factors are essential

for one's success.

题型:选择题

()就是指把一个人若干有意义的特性进行概括、综合,形成一个具有结论意义的特性的过程。

A.第一印象

B.印象形成

C.认知

D.回忆

题型:选择题

乳聚丁苯橡胶中乳化剂有何作用?

题型:选择题

某住宅开发小区工地,施工对象为12栋建筑高度为70m左右高层住宅楼,施工方选择QT80系列塔式起重机配合施工升降机为主要垂直运输设备。本例QT80系列塔机主要技术性能参数为重力矩800/KN〃m,最大幅度/起重载荷50m/15KN,最小幅度/起重载荷2.5m/80KN,最大起升高度附着式120m,轨道行走式、固定式均为45.5m,内爬式140m。

请根据背景资料完成相应小题选项,其中判断题二选一(A、B选项),单选题四选一(A、B、C、D选项),多选题四选二或三(A、B、C、D选项)。多选、不选、错选均不得分。

本例中要满足70m建筑高度施工要求,所使用塔机应进行()。

A.一次附着

B.二次附着

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