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【判断题】
复用和多址是不同的概念，但是可以存在相互关联性。A.
正确
B.
错误
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举一反三
【单选题】Which is the main idea about students in the 1960s? (a) They smoked marijuana. (b) They took part in protests. (c) They read books which were forbidden. (d) They enjoyed their time at university.
A.
They smoked marijuana.
B.
They took part in protests.
C.
They read books which were forbidden.
D.
They enjoyed their time at university.
【单选题】The film Reefer Madness mentioned in the passage ______
A.
effectively deterred marijuana use
B.
was rejected by young marijuana users
C.
did not picture the danger of marijuana realistically
D.
was welcomed by marijuana users because it told them how to get high
【单选题】If marijuana were legalized, it is likely that there would be an increase in the supply of marijuana. Those in favor of legalizing marijuana argue that this would generate less revenue to illegal supp...
A.
demand for marijuana is elastic.
B.
demand for marijuana is inelastic.
C.
demand for for marijuana is unit elastic.
D.
none of the above.
【单选题】In the case of the use of marijuana, which of the following statements is true?
A.
There is no conflicts concerning the use of marijuana between state laws and the federal law.
B.
The federal prosecutors can restrain the state marijuana business even if it is legal in that state.
C.
The federal prosecutors have no right to regulate state marijuana business if it’s legal in that state.
D.
The federal government’s attitude towards marijuana remains the same at all times.
【单选题】If marijuana were legalized, it is likely that there would be an increase in the supply of marijuana. Advocates of marijuana legalization argue that this would significantly reduce the amount of reven...
A.
supply for marijuana is elastic.
B.
demand for marijuana is elastic.
C.
supply for marijuana is inelastic.
D.
demand for marijuana is inelastic.
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