题目:
生物地球化学循环可分为三个基本类型,即气相型、______、液相型。
答案:
参考答案:沉积型
生物地球化学循环可分为三个基本类型,即气相型、______、液相型。
参考答案:沉积型
女性,56岁,绝经两年,不规则 * * 出血3个月,BP168/108mmHg,尿糖(++),妇查:外阴 * * (-),宫颈轻糜,无出血,子宫中位,如孕8周,稍软,双附件(-)。(以下3题共用题干)
下列何种疾病可能性最大( )。
A.子宫肌瘤
B.子宫肌炎
C.功血
D.子宫颈癌
E.子宫内膜癌
“疱丁解牛”事半功倍,“揠苗助长”则事与愿违。两则寓言所反映的结果不同,但它却说明了一个共同的道理,即
A.物质决定意识,意识有时也决定物质
B.人具有主观能动性,可以正确认识和利用规律
C.发挥主观能动性必须以尊重客观规律为基础
D.主观因素制约着主观能动性的发挥
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. Wahlquist 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 continue to______(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."
以下非胆结石可引起并发症()
A.急性胆囊炎
B.胆汁性腹膜炎
C.胰腺炎
D.结膜炎
建设工程组织非节奏流水施工时的特点包括()。
A.各专业工作队不能在施工段上连续作业
B.各施工过程在各施工段的流水节拍不全相等
C.相邻专业工作队的流水步距不尽相等
D.专业工作队数小于施工过程数
E.有些施工段之间可能有空闲时间