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【单选题】
顿愿意为爱德华受到( ) , 爱德华封他为伯爵 。A.
鞭打
B.
火刑
C.
被开水烫死
D.
赐白绫
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反馈参考答案：
举一反三
【单选题】如题26初始单纯形表中,各个变量对应的检验数为:
A.
5-9M，-2+4M，-4+7M，M，0，-M，0
B.
-5，4M，-4+7M，0，0，-M，0
C.
5M，-2+4M，-4，0，M，4，0
D.
-5+9M，-2+4M，-4+7M，-M，0，-M，0
【单选题】如题26:初始单纯形表中,各个变量对应的检验数为
A.
0，1，M，0，-2，-M，0
B.
M，1，2-2M，-M，0，0，0
C.
-M，1，2+2M，0，0，-M，0
D.
M，1，2-2M，0，0，-M，0
【单选题】Suppose country A had been traditionally enjoying a comparative advantage in the production of good X. As a result most of the large firms manufacturing and exporting good X were concentrated in count...
A.
The number of firms to begin operation in country B must be greater than the number of firms operating in country
B.
The consumers in country B should have a relatively elastic demand compared to the consumers in country
C.
The newfirms in country B should have a higher input-output ratio than the firms operating in country A
D.
The output level of the new firms in country B should be large enough to enable them to enjoy scale economies.
【单选题】A scientist who wants to predict the way in which consumers (消费者) will spend their money must study consumer behavior. He must obtain data both on the resources of consumers and on the motives that te...
A.
rely on traditional assumptions about earning and spending
B.
try to encourage or discourage consumers from spending money
C.
carry out investigations on consumer behavior. and get data on consumers' in-comes and money spending motives
D.
do researches in consumer psychology in a laboratory
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