问题
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Electronic commerce may be defined as the entire set of processes that support ______ acti
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The word "aggregate" in Paragraph One probably means______.A.separateB.descendingC.entireD
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______ of the Great Lakes is the only one entirely in the United States.A.Lake SuperiorB.L
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The clouds had spread and nearly______the entire sky.A.separatedB.hiddenC.blockedD.covered
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Mr. Karl made his______in the business world entirely on his own.A.readyB.sureC.bestD.way
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His time _____ entirely with his office work .A.is taken upB.is taken inC.is taken on
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