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  1 ӦһеԴͷӦͬʱ˳͸ͬʱĳɹģߡܿɣҲƹܡɣ˵ﶼУļ췶Χ֮ڡ˲ܿ˿ޣܿǰġ˿ߴԶܿľǰ߷Χ֮ڵĶ
  2 ˼֪һļĹɣ֪ĹɣҲûҲû񿴴񿴴һһÿһԭʲô;ʲôЩﶼԣ˾ˣ˼оѧĹɣҲ޵ķΧƹУǶ˵޵ģһС£оĻһʱоԵõĳɹ
  3 ԣ֪ʶѧȥоԶʶԶ˽񡣵ǣѰķʽѰķʽվʶĽǶȥǵһͻΪǻ޴ڣҲʶΪʲô˵ףԴͷԽʶԽ֪ΪʲôףһаڶһֱԴԴϵĹӦ
  4 ҲʶϣУ⣬û˭ܹʵסά档ﵽʶʱسˣ̶ȵʱؽסʶﵽĳ̶ȵʱͲ㡢㣬κεҪΪ˽֪ģؽ
   ʶ񡤶һ޶Լ ˡ
