纵向围堰堰顶高程,要与束窄河段宣泄导流设计流量时的水面曲线相适应。因此( )。 A

题型:多项选择题

问题:

纵向围堰堰顶高程,要与束窄河段宣泄导流设计流量时的水面曲线相适应。因此( )。

A.纵向围堰的顶面往往做成阶梯状或倾斜状

B.上游部分与上游围堰同高

C.上游部分比上游围堰稍高

D.下游部分比下游围堰稍低

E.下游部分与下游围堰同高

考点:二级建造师水利水电工程水利水电工程管理与实务
题型:多项选择题

海关监管在程序上包括三项制度,即( )

A.申报、签印、放行
B.申报、征税、放行
C.申报、交验证件、放行
D.申报、查验、放行

题型:多项选择题

( )是围绕一个特定的目标进行密集型的生产经营活动,要求能够比竞争对手提供更为有效的服务。

A.竞争战略

B.成本领先战略

C.差别化战略

D.集中化战略

题型:多项选择题

艺术

题型:多项选择题

阅读下面的短文,然后按照要求写一篇150词左右的英语短文.

A little boy is telling his Grandma how "everything" is going wrong. School, family

problems, severe health problems, etc.

Meanwhile, Grandma is baking a cake. She asks her grandson if he would like a cake, which,

of course, he does.

"Here, have some cooking oil."

"Terrible!" says the boy.

"How about a couple raw eggs?"

"Terrible! Grandma!"

"Would you like some flour then? Or maybe baking soda?"

"Grandma, those are all awful!"

To which Grandma replies: "Yes, all those things seem bad by themselves, but when they are

put together in the right way, they make a wonderfully delicious cake!

"Life works the same way. Many times we wonder why it would let us go through such bad

and difficult times. But life knows that when it puts these things all in its order, they always work for

good!

"The trials(考验)of life serve a meaningful purpose in making us stronger. Do not lose

heart if life is not easy for you right now, but encourage yourself and know you will be much stronger

mentally and physically because of the trials of life. "

[写作内容]

1.以约30个词概括这段短文的内容;

2.然后以约120个词以"Facing the Trials of Life"为题进行议论,内容包括:

    (1) 你阅读短文后的感受;

    (2) 简述你经历过的一次困难或考验;

    (3) 你认为应当如何看待生活中的考验。

[写作要求]

1.在作文中可以使用自己亲身的经历或虚构的故事,也可以参照阅读材料的内容但不得直接引用原文中的句子;

2.作文中不能出现真实姓名和学校名称。

[评分标准] 概括准确,语言规范,内容合适,篇章连贯。

                                                                                                                                           

                                                                                                                                          

题型:多项选择题

预拱度的分配是按直线或()比例进行分配。

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