中国画史上的“南北宗”说通常认为是由（ ）提出的。 A．王安石 B．童书业 C．董

患者女，29岁。于2个月前发热，牙龈出血，头晕，心悸，月经过多，医务室给止血药，效果不佳，近1月来出血更多，昨天呕出咖啡样液体约500ml，急诊入院。查体：贫血貌，心肺肝脾均无异常，化验WBC2.3×10⁹／L、RBC2.69×10¹²／L、PLT33×10⁹／L、Hb75g／L，网织红细胞低于正常，大便隐血强阳性，骨髓增生不良。

本病最严重的并发症是（）

A.胃出血

B.膀胱出血

C.心力衰竭

D.脑出血

E.皮肤感染

选词填空。

居然　　　果然

1．在四川地震的废墟中，只有9岁的林浩（　　）能带领同学们一起唱歌，战胜恐惧。

2．听说有一只小鸟每天早上都会飞到这棵大树上唱歌，今天早上一看，小鸟（　　）又飞来了。

飘荡　　　飘扬

3．鲜艳的五星红旗（　　）在我们灾后新建的校园上空。

4．冰雪中（　　）着人民群众“不怕困难，共同抗灾”的口号声。

In the following passage, there are 25 blanks representing words that are missing from the context. You are to put back in each of the blanks the missing word. Write your answers on the ANSWER SHEET. The time for this section is 25 minutes.
Of all the employed workers in the United States, 12.5 million are part of a temporary workforce. The United States Bureau of Labor Statistics counts 9.2 percent of workers as those who have (1) they term "alternative employment arrangements." The government predicts that temporary staffing agencies (2) experience growth of 49 percent by 2010. If numbers increase at the rate (3) , these companies will add 1.9 million new jobs by 2010. That’s more than any (4) industry.
Temporary workers were the first ones to be affected by the recent economic recession, but they are (5) to be the first to regain positions as the economy picks up and companies work to rebuild. Employers use temporary workers as a resource because (6) offer
flexibility and come at a low cost. Many temporaries are categorized as "independent contractors" instead of employees, (7) allows the employer to avoid (8) certain taxes. Because they are not required to offer benefits to temporary workers, companies can save a great deal of money by hiring temps. Usually, temporary workers can qualify (9) benefits if they work for a staffing company for a certain length of time. Most temps, however, do not continue with one company long (10) to qualify for them because they regard the position as a step on the ladder to a (11) position later.
According to Richard Wahlquist, president of the American Staffing Association, 75 (12) of temporary workers hope for transition out of the temporary staffing category (13) a period of time. Wahlquist finds that temporary workers spend about 11 weeks on various assignments before their (14) out of the temporary workforce. Many use temporary positions to gain experience and skills (15) they move on to better jobs. Wahquist says that the temp workforce as a whole turns (16) 400 percent each year.
Tom Dilworth, research director at the Employment Policies Institute, explains (17) some workers like having temporary jobs (18) it affords them a great deal of elasticity with time and everything. Some temps only have a limited (19) of time to work and temp agencies can help coordinate jobs to fit their schedules. Other sometimes-employees use temporary jobs to get an (20) to a company from the inside, to get a foot in the door of a certain business or career. (21) others take temporary positions in hopes their employers will change them over to permanent positions eventually.
Nearly all the industries in the United States use temporary workers. (22) to Tim Costello, coordinator of the North American Alliance for Fair Employment, the growth of temporary labor threatens (23) job security of permanent workers who fear replacement,as well as the temps who are more accustomed to turnover. He predicts that there will continueto (24) a gradual shift from permanent employees to contingent staffing, and that such a (25) in workplace demographics will "lead to lower wages, poorer working conditions, and more instability."

状态是指反映设备当前各种技术性能综合评价的结果。设备状态分为（）类型。

A.正常状态

B.注意状态

C.危急状态

D.异常状态

E.严重状态

关于PQ的队列调度机制，以下说法中正确的是（）。

A.只要高优先级队列有报文，就会先从其中取报文发送

B.即使高优先级队列有报文，也可能先从较低优先级的队列取报文发送

C.PQ的丢弃有且只有TailDrop一种机制

D.每个队列内部，仅仅采用FIFO机制