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When man began to search the skies, he saw a lot of things. In the universe(宇宙), the earth seemed to be just a small bit of dust. It is only a small planet, and travels around the sun. The sun together with its planets, travels in the Milky Way(银河), our galaxy(星系). The Milky Way has about thirty billion stars like our sun, and is one of about a hundred million galaxies in the universe.Because the space (空间)is so great, it is difficult to work out how far away a star is. Instead of kilometres, we have light-years. A light-year means how far light travels in one year. Our nearest neighbour galaxy is more than 9000,000 light-years away from the earth. Man has known that ().
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在新世纪、新阶段，公安机关的总任务是维护国家稳定和社会和谐。( )
2006年2月11日，某公司以国债作为质押品以取得期货保证金，国债的账面价值为600万元，期货交易所实际划人该公司保证金账户的金额为560万元。该公司3月1日在期货交易所买入20手绿豆期货合约(每手10吨)，每吨价格3万元；3月5日卖出3月1日买入的20手绿豆期货合约，每吨价格2.8万元；同时，又买入30手玉米期货合约(每手10吨)，每吨价格25万元。由于该公司不能及时追加保证金，期货交易所于3月5日按规定处置质押的国债，处置所得价款为660万元；该公司上述交易应计入当期利润总额的金额为( )万元。
对于未遂犯，可以比照既遂犯从轻或者免除处罚。( )
公安机关依法定职权审查批准需要劳动教养的人员。 ( )
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