双侧磨牙近中,前牙深覆深覆盖() A.安氏Ⅱ类1分类 B.安氏Ⅰ类 C.安氏Ⅲ类 D

题型:单项选择题

问题:

双侧磨牙近中,前牙深覆深覆盖()

A.安氏Ⅱ类1分类

B.安氏Ⅰ类

C.安氏Ⅲ类

D.安氏Ⅱ类2分类

E.安氏Ⅲ亚类

考点:口腔五官科主治医师口腔医学相关专业知识中级口腔主治医师口腔医学相关专业知识
题型:单项选择题

用比值法定义物理量是物理学中一种常用的方法.下面选项中采用比值法且定义式正确的是

A.电流I=U/R

B.磁感应强度B=F/IL

C.电场强度E=kQ/r2

D.电容C=U/Q

题型:单项选择题

第三部分:阅读理解(共20小题;每小题1.5分,满分30分)

阅读下列短文,从每题所给的四个选项A、B、C、D中,选出最佳选项,并在答题卡将该项涂黑。

(A)

The basenji is a central African hunting dog. It comes from a country called Chad, which is north of the Central African Republic. The basenji was well—known as the "silent dog" because for centuries no basenjis has ever been known to bark . Then at a dog show in London in 1953, a basenji actually barked.

As well as being clever, basenjis are known for their natural courage and are still popular hunting dogs in Africa. But in America people keep them mainly because they are gentle and full of fun. The basenji has an unusual habit, it washes itself all over like a cat. It is a middle—sized dog, 16 or 17 inches high from the shoulder. It weighs about 20 pounds. A basenji's coat is short and silky. It may be brown, white, or gold , or a mixture of these three colours.

56. Basenjis were first found      .

A. in Africa, Europe and America           B. in both Africa and America

C. in central Africa                       D. in North Africa

57. What made Basenjis so special?

A. They were funny enough to make people laugh.

B. One of them barked at a dog show in London.

C. They were a true friend of man.

D. They were born quiet dogs.

58. In what way are basenjis like cats?

A. They make gentle sounds instead of barking.

B. They are fond of people and look like cats.

C. They clean themselves all over.

D. They have short, silky fur.

题型:单项选择题

制定吊装方案需要进行工艺计算,工艺计算包括()。

A.受力分析与计算 

B.机具选择 

C.不安全因素分析 

D.人力、机具资源需求计算 

E.被吊设备(构件)校核

题型:单项选择题

乡镇人民政府、街道办事处()确定组织或者人员承担爱国卫生的具体工作。

A、不应当

B、应当

C、都可以

题型:单项选择题

碳氢链接的长度

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