单项选择题

The Gold Rush of 1848 in the USA______.

A．justified the purchase of Alaska
B．ensured the conversion of paper money to gold
C．brought 100 ,000 settlers to a new territory
D．made millionaires of Andrew Carnegie and John Rockefeller

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热门试题

单项选择题

What kind of sentence is The green breeze sleeps ferociously

A．A meaningless sentence.
B．A well-formed sentence.
C．A nongrammatical sentence.
D．All of the above.

单项选择题

The term isolation describes______.

A．American foreign policy during the 1970s and 1980s
B．a military theory best paraphrased as "divide and conquer"
C．an idea of economical balance between nations
D．a policy of nonintervention in other countries' affairs