为倡导低碳生活方式，减小人类活动对气候的影响，请结合给定资料，以某市政府工作人员的身

某食品厂为增值税一般纳税人，主营食品生产、食品技术培训、食品设备维修等业务。
2009年10月有关资料如下：
(1)接受某集团企业委托，定制特种中秋月饼，向集团企业开具的增值税专用发票上注明价款1190000元；食品厂自某商场购买花生一批，取得的增值税专用发票上注明税额140000元；
(2)接受某协会委托，加工一批高档点心，协会自行采购大米、植物油等，成本为280000元；收取加工费和代垫辅料款，向某协会开具的增值税专用发票上注明金额200000元；
(3)接受某面点学校委托给其学员讲授食品技术培训，向学校开具的收款收据注明金额50000元；
(4)向某饲料制造公司销售食品生产过程中产生的玉米渣，取得含税收入13000元；
(5)当月购买材料，取得的增值税专用发票上注明税额51000元，当月送货发生运费20000元、装卸费5000元，取得货物运输业自开票纳税人开具的合规货物运输发票；
(6)当月购置并更换用于防伪税控系统开具增值税专用发票的计算机一台，取得的增值税专用发票上注明税额1360元。
本月取得的相关票据符合税法规定，并在当月通过认证和抵扣。
根据上述资料回答下列问题：

该食品业务(5)中可以抵扣的进项税为( )元。

A．52400

B．51000

C．52750

D．56000

由于蒙脱石粘土（）极强，因此钻遇此地层时应防止卡钻。

A.吸附性

B.吸水性

C.可塑性

D.耐火性

以下属于空中交通管制部门为民用航空器提供的空中交通服务是（）。

A.管制服务

B.执照检查

C.发放使用许可

D.飞机维修

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."

从心理发展水平来分析青少年的理想，可以将理想划分为（）。

A.具体形象理想

B.综合形象理想

C.概括性理想

D.逻辑型理想