额定电压相同的甲乙两灯，串联在电路上，甲灯比乙灯亮．下列正确的是：（　 ）

人类的生活离不开能源，我们现在每天都在大量的使用各种能源，目前____和____占了能源的绝大部分，且年消耗还在不断的增长．

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    Could we look back some day and say that Warren Buffett's greatest genius(天才) was finding two talented people to replace(代替)him? These two people are Ted Weschler, aged 56，and Todd Combs，aged 46，who have been chosen by Buffett as money managers to begin to1 the key investment(投资)operations of Berkshire Hathaway.
    But how did Ted and Todd catch Buffett's2? "These are the only two persons I could find, who read as 3 as I did, " Buffett says with a laugh. Actually he's not really kidding. Both Ted and Todd spend lots of time 4.
    Ted spends half a day reading many materials like5and trade periodicals(期刊). In a recent interview，Ted 6 that to become a successful investor, one needs to be hungry, curious and read all the time. Different kinds of reading will allow you to 7things that might give you an insight(洞察力)to where a business is going in five years.
    And Todd describes himself as a book with legs. He gets up at around 7 or 8 a.m. and reads 8about 7 or 8 p.m. . After dinner; he also leads for 9 hour or two in bed.
    What's the secret for financial success? It seems that 10a habit of reading really matters.

My mum was ten years old      1978．

干燥多风季节的夜晚，在荒野里，人们有时看到“鬼火”现象，其实它是一种类似于氨气组成的气体（pH₃）在空气中的自燃现象，pH₃中P元素的化合价是（ ）