执法人员提交“协助扣划存款通知书”扣划时只能转账，不得提取现金。扣划收款方账户只能为

下述哪种量效曲线呈对称S型（）

A.质反应：阳性反应率与剂量作图

B.质反应：阳性反应数与对数剂量作图

C.质反应：阳性反应率的对数与剂量作图

D.量反应：最大效应百分率与剂量作图

E.量反应：最大效应百分率与对数剂量作图

水螅是一种与海葵同属于一类的动物，当它排除食物残渣时，可以看到排出食物残渣的部位是（　）

A．肛门

B．口　　　

C．胞肛

D．细胞膜

阅读理解。

                                                 Welcome to Goteborg University

     Goteborg University is one of Sweden's largest and most popular universities.

     We are very proud of this and believe that there are several reasons for our popularity. The principal

reasons we believe to be the high quality of our education and research and the broad range of courses

that we offer. In addition to this, Goteborg University provides an attractive and exceptionally (格外的)

high-standard study environment. Most parts of the university are situated in the city centre and this

enriches city life as well as student life.

     Goteborg has a lot to offer its students: it has a rich and varied cultural life with many theatres, concerts

and festivals. For those looking for outdoor life, forests and vast recreation (娱乐) areas are not far away

from the city centre; the sea and the archipelago (群岛) are also within easy reach. Industry and commerce

are expanding, and have a joint interest with the University in meeting the ever-changing and growing

demands of society.

     Goteborg University strives (努力) to be an attractive choice for students from all over the world.

     We look forward to welcoming you to Goteborg University.

1. The main reasons for Goteborg University's popularity according to the passage is _____.

A. the high quality education and research and the wide range of courses

B. the convenient traffic

C. its excellent location and fast developing economical environment

D. famous professors and friendly students

2. Which of the following statements is true?

A. The university is in the city centre.

B. The students can live outdoor.

C. The cultural life of the university is very rich.

D. The University has no interest in growing demands of society.

3. What's the main purpose of this passage?

A. To bring fame to Goteborg University.

B. To introduce the wonderful cultural life in Goteborg University.

C. To declare Goteborg University's goal and interest.

D. To attract students all over the world to apply for Goteborg University.

CT机房设计与布局时可不考虑（）

A.CT机各部件功能的发挥

B.便于日常工作的开展

C.充分利用有效空间

D.选择向阳房间

E.射线的防护

根据归类总规则的规定，具有法律效力的归类，应按类章标题、品目条文和类章注释确定。