下列哪些属于设定安全生产许可的对象？（）A、危险化学品生产、储存、运输、经营企业及其

阅读理解。

     A good way to pass an exam is to work hard every day. You may not pass an exam if you don’t work hard for most time and then work a few days before the exam.

     If you are taking an English exam, don’t only learn the rules of grammar. Try to read stories in English and speak English whenever you can.

     Before you start the exam, read carefully over the question paper. Try to understand the exac(确切的)meaning of each question before you pick up your pen to write. When you have at last finished your exam, read over your answers. Correct the mistakes if there are many and make sure that you have not missed anything out.  

1.You do well in an exam by ________.

A.working hard every day

B.only read stories in English

C.staying up late the night before an exam

D.working hard only a few days before an exam

2.Learning the rules of grammar ________ to pass an English exam .

A. is enough      

B. is not enough      

C.is not necessary      

D. is of no use

3.It is not a good way ________.

A.to read English stories        

B.to learn rules of grammar

C.to speak English as often as possible

D.to work hard only a few days before an exam

4.The word “whenever” means ________.

A.only in class      

B.what time      

C.at any time      

D.forever

5. "You haven’t missed anything out" means ________.

A.you haven’t thought hard about anything

B.you haven’t hard enough time to do anything

C.you have done everything

D.you have given sth. wrong answer

下列不属于建筑工程项目中必须招标项目的是______。

A．某小区的建设
B．京广高速的施工
C．国有资金投资的项目
D．使用国际组织援助资金的项目

甲总承包单位将其承建的工程分包给乙承包单位，双方订立分包合同并约定因本合同发生的一切争议均由某仲裁委员会裁决。后双方因质量问题发生争议，同时发现该分包行为未经建设单位同意。下列关于本案仲裁协议效力的说法，正确的是()

A．分包合同无效，则仲裁协议无效

B．分包合同有效，则仲裁协议有效

C．分包合同效力待定，则仲裁协议效力待定

D．分包合同效力与仲裁协议效力没有相关性

磁场是有源场。

比较财政政策与货币政策的差异。