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【单选题】
以下关于生态系统的成分的叙述中，正确的有（） ①植物一定是生产者，生产者一定是植物。 ②动物一定是消费者，消费者一定是动物。 ③微生物一定是分解者，分解者一定是微生物。 ④自养型生物一定是生产者，生产者一定是自养型生物。 ⑤异养型生物一定是消费者，消费者一定是异养型生物。A.
0项
B.
1项
C.
3项
D.
5项
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举一反三
【判断题】The family is the most important consumer buying organization in American society.
A.
正确
B.
错误
【单选题】In most markets, consumer surplus
A.
reflects economic well-being.
B.
reflects the total value that buyers place on goods or services.
C.
reflects the benefit to buyers mandated by government.
D.
All of the above are correct.
【简答题】Many manufactured products and most consumer goods in the United States are transported by ______________ 。
【单选题】The park_we had a picnic last week is pretty beautiful.
A.
in where
B.
which
C.
where
D.
that
【单选题】What is the most important consumer buying organization in society?
A.
family
B.
social class
C.
membership group
D.
subculture
E.
reference group
【单选题】The most direct way to market a consumer good is
A.
producer to wholesaler to retailer to consumer.
B.
Producer to retailer to consumer.
C.
Producer to agent/broker to wholesaler to retailer to consumer.
D.
All of the above are equally direct in terms of providing a consumer good to the buyer.
【简答题】R________ (相对地)speaking, most consumer goods in in Wal-Mart are cheaper than those in other supermarkets.
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