At a party. Adam: This is a great apartment. Tammy: I think so, too. ______？ Adam: No, I'm
A. Excuse me, but do I know you
B. Excuse me, could I know you
C. Excuse me, do you mind telling me your name
D. Excuse me, but do you know me
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某工程项目的工程总造价500万元，其中直接工程费是100万元，环保费的年均支出20万元，全年的建安产值100万元，则该工程项目的环境保护费是()万元。
A. 3.5
B. 2.5
C. 3
D. 100
项目的总投资为35万元，项目投产后的税前利润是10万元，年贷款利息是0.2万元，年折旧和摊销费为0.35万元。则该项目的总投资收益率是()。
A. 28%.
B. 30.14%.
C. 27.57%.
D. 29.14%.
In 8011 terminology．all communication was to go through the base station, called an(75)
Access Channel
B. Access System
C. Access Point
D. Network Access Point
A．1/128B．-1/128C．-127/128D．127/128
A. 1/128
B. -1/128
C. -127/128
D. 127/128
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