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【判断题】
市场预测行为应该以市场调查结果为依据,不进行市场调查,凭经验进行预测有时候会做出错误的预测。A.
正确
B.
错误
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举一反三
【单选题】I can see,there is only one possible way to keep away from danger. [ ]
A.
As long as
B.
Even if
C.
Just as
D.
As far as
【简答题】阅读表达。 Even if you really enjoy your job,it's still possible to battle boredom as you work.You may not be able to make big changes-or change your job-but you can make small adjustments to your routine ...
【单选题】某元素原子的电子排布式为ls 2 2s 2 2p 6 3s 2 3p 6 3d 10 4s 2 4p 5 ,该原子对应的元素在周期表中位于( )
A.
第4周期,ⅦA族,s区
B.
第4周期,ⅦA族,p区
C.
第4周期,ⅦA族,d区
D.
第4周期,ⅦB族,s区
E.
第4周期,ⅦB族,p区
【简答题】Even experts are possible to make mistakes.
【单选题】Can you believe? To raise an adopted dog, a young Australian even stayed single, __________ possible relationships with female students on campus!
A.
turning out
B.
turning down
C.
turning away
D.
turning in
【单选题】Economists normally assume that the goal of a firm is to earn (i)profits as large as possible, even if it means reducing output.(ii)profits as large as possible, even if it means incurring a higher ...
A.
(i) and (ii) only
B.
(i) and (iii) only
C.
(ii) and (iii) only
D.
(i), (ii), and (iii)
【简答题】But now it is realized that supplies of some of them are limited, and it is even possible to give a reasonable estimate of their'expectation of life', the time it will take to exhaust all known source...
【单选题】在 RLC 串联正弦交流电路中,若 ,则总电压 u 与总电流 i 的相位关系为 ?
A.
u 超前于 i
B.
u 滞后于 i
C.
u 与 i 反相
D.
u 与 i 同相
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