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【多选题】
资源配置要解决的基本问题是( )A.
生产什么
B.
如何生产
C.
为谁生产
D.
经济周期
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举一反三
【单选题】The Collector's Edition coin is______, and represents a true collector's treasure to be appreciated for generations to come.
A.
unlikely any Elvis Presley collectible ever released
B.
unlikely any Elvis Presley collectible never released
C.
unlike any Elvis Presley collectible never released
D.
unlike any Elvis Presley collectible ever released
【单选题】The pantograph head is on the top of the pantograph and normally has( ) pantograph sliders.
A.
one
B.
two
C.
three
D.
four
【单选题】When a BJT is biased in the cutoff region the collector-to-emitter voltage is typically equal to ____.
A.
the emitter voltage
B.
0.03V
C.
the collector current times the collector resistor
D.
the collector supply voltage
【简答题】pantograph
【简答题】$16，800 is the collector's value of____________．
【多选题】关于增值税应纳税额计算的说法,正确的有( )。
A.
纳税人进口货物，按照组成计税价格和《增值税暂行条例》规定的税率计算应纳税额
B.
纳税人发生应税销售行为，按照销售额和《增值税暂行条例》规定的税率计算收取的增值税额，为销项税额
C.
纳税人发生应税销售行为的价格明显偏低并无正当理由的，由主管税务机关核定其销售额
D.
纳税人购进货物、劳务、服务、无形资产、不动产支付或者负担的增值税额，为进项税额
E.
纳税人发生应税销售行为，应当向索取增值税专用发票的购买方开具增值税专用发票，应税销售行为的购买方为消费者个人的，也必须开具增值税专用发票
【多选题】.对于老年人进餐前护理正确的是
A.
进餐环境应清洁整齐
B.
根据老人需要备碗、盘、筷子或勺子等餐具
C.
取合适的体位进餐
D.
老年人和他人一起进餐则会有效增加进食量
E.
协助卧床的老人进餐
【单选题】When a transistor is in saturation, the total collector current is limited by ( ).
A.
collector supply voltage and the total resistance in the collector and emitter circuits
B.
collector-to-emitter and collector supply voltage
C.
collector supply, collector-to-emitter voltage, and the total collector circuit resistance
D.
the transistor
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