我国古代对外经济文化的交流,前期以陆路为主,而自五代两宋后,变为以海路为主,造成这一转变的直接原因是(  )。

我国古代对外经济文化的交流,前期以陆路为主,而自五代两宋后,变为以海路为主,造成这一转变的直接原因是(  )。A.两宋统治者重视发展海外贸易 B.长期战争导致西

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根据以下资料回答题The United States is a democracy in that _________.

根据以下资料回答题The United States is a democracy in that _________.A) the government is

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Under the national oil law,the Iraqi government[A] will give

Under the national oil law,the Iraqi government[A] will give more oil revenues t

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According to the speaker, safety in dormitory means that you

According to the speaker, safety in dormitory means that you[A] insure all your

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Computers are thought of a great technological improvement t

Computers are thought of a great technological improvement that saves people muc

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