患者女性，40岁。头痛为双侧性紧箍样痛，日常活动不加重。每次发作30分钟，伴恶心畏光

把企业集团作为会计主体并编制合并报表主要体现了会计信息质量要求的是( )。

A．谨慎性

B．实质重于形式

C．明晰性

D．可比性

某省A矿系私营企业，该矿仅有一个与地面出口直接相连的通道，没有按规定设置行人通道，没有独立的通风系统。因该矿主井筒中盲竖井井壁变形，后经承包人李某、生产矿长王某、主井生产矿长胡某共同协商，并经法人代表人赵某同意，进行简单维修后，在存在严重安全隐患的情况下仍安排工人进行生产。2007年3月14日4时许，因罐体卡在井壁上，负责维修的牛某违章作业，当日8时30分许，导致井下发生火灾，致该矿井下作业的19名工人中9人死亡。同时由于该矿及相邻的其他铁矿长期越界开采，导致井下巷道贯通，风流紊乱，烟气蔓延，且各矿均没有设置井下作业人员逃生的安全通道，没有基本的安全保障措施，直接导致事故的升级和扩大，造成相邻的多个矿井共70名矿工死亡的严重后果。根据上述案情，回答以下问题：

张某(女)是某商业街“张氏足疗店”业主，李某(女)是该商业街“李字号养生堂”业主，二者因生意竞争发生摩擦，张某持管制刀具向李某大腿内侧捅了一刀，致使李某受伤倒地，流血过多而昏厥。案件侦查过程中，公安机关安排法医崔某进行鉴定。针对鉴定过程中的情况，崔某的下列行为正确的是：( )

A．崔某在鉴定过程中，有权了解张某与李某发生冲突的原因

B．地方政府部门认为张某太霸道，希望崔某将李某受伤情况从轻伤调至重伤，崔某就按照政府意愿将伤情定为重伤

C．崔某同事范某问崔某说：“听说李某貌若天仙，而且据说其身体也较独特，是吗”，崔某拒绝回答

D．人民法院审理过程中，认为伤情鉴定存在一些疑问，遂通知崔某出庭说明理由，但崔某委托其同事黄某出庭说明作出鉴定结论的根据和理由

风湿性心脏瓣膜病主动脉瓣关闭不全和主动脉瓣狭窄不具有以下哪项表现（）.

A.左心室大

B.左心室负荷量增加

C.S₁亢进

D.心绞痛

E.A2减弱

冷却液关用（）指令。

A、M03

B、M09

C、M01

D、M90

There (1) not one type of reading but several according to your reasons for reading. To read carefully, you have to (2) your reading speed and technique (3) your aim (4) reading. Skimming is a technique necessary for quick and efficient reading.

When skimming, you (5) the reading (6) quickly in order to get the (7) of it, to know how it is organized, (8) an idea of the tone or the intention of the writer. Skimming is (9) an activity which (10) an overall view of the text and (11) a definite reading competence.

Skimming doesn’t need reading all the material, but it doesn’t mean that it is an (12) skill for the lazy, because it need a high degree of alertness and concentration.

When you read, you usually start with (13) understanding and move towards detailed understanding rather than working the other way round. But (14) is also used after you have already carefully studied and you need to (15) the major ideas and concepts.

In order to be able to skim quickly and (16) through a text, you should know where to look for what you want. In preview skimming you read the introductory information, the headings and subheadings, and the summary, if one is provided. (17) this skimming, decide whether to read the material more thoroughly, and select the appropriate speed (18) you read.

The same procedure (19) for preview skimming could also be used to get an overview. Another method would be to read only key words. This is done by omitting the unnecessary words, phrases, and sentences.

In order to skim efficiently and fulfill your purpose, (20) practice is necessary.

20().

A.a number of

B.an amount of

C.many

D.a few