?1??????????????4????,??????????????,?“??????????????”??(???????)????(?)?????????

????????????????:“??????????????,?????”

????????,????(?????????????? ??)

????????????????????:?? ??“700?????????”

?? ??????????????????

????:1?700?????????:??????????

2?100??????

3??????????????

4????????

5????????200

?1??????????????4????,??????????????,?“??????????????”??(???????)????(?)?????????

????????????????:“??????????????,?????”

????????,????(?????????????? ??)

????????????????????:??