题目内容
在电压近似不变的供电系统中，负载增加相当于负载电阻减少，输出电流增大。（）
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电压源在电路中一定是发出功率的。（）
根据Ｐ=ＵＩ,对于额定值220V、40W的灯泡,由于其功率一定，电源电压越高则其电流必越小。（ ）
Task 3Directions: The following is a passage about the Job Finder program. After it, you are required to complete the outline below it (No.46 to No.50). You should write your answers briefly (in no more than three words) on the Answer Sheet correspondingly.The Job Finder program was designed for teenagers and young adults. It provides opportunities for education and employment. It allows those who have limited access to adequate education and restricted income to advance and compete in the real world.The Job Finder program requires applicants to be between 16 and 24 years old. Youths from limited-income families and disadvantaged home lives are eligible for admission. Their housing, health care and food will be covered with no required expenses from them or their families. Job Finder applicants must be U.S. citizens and demonstrate a need for financial and educational support. Enrollment begins by contacting (800)733-JOBS.The Program offers safe working and living environments at various centers throughout the United States. Those enrolled may live in one of the centers or at home. Each Job Finder participant will receive real world job training and collect a living allowance when he displays satisfactory achievements. Participants also have the opportunity to obtain a high-school diploma or test for a driver's license.Job Finder ProgramPurpose: Providing opportunities for education and employmentApplication requirements:1) aged from 16 to 24 years old2) from limited-income families and 46 home lives3) 47 citizens4) need for financial and educational supportBenefits:1) 48 working and living environments2) real world 49 and a living allowance3) opportunity to obtain a high-school diploma or test for a 50
61.To confirm the reservation, please visit our office during business hours with a deposit of 75% of the total tour fare per person.
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