Bounce 18

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• 将容积为18mL的试管盛满水,倒置于水槽里,然后慢慢依次通入6mLNO2,6mLO2和6mLNO,最终示试管里气体的体积是：没有气体,为什么
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• 在甲处劳动的有27人,在乙处劳动的有18人.现在另调20人去支援,使在甲处的人数和乙处的人数相等应调往甲、乙两处各多少人?
• 开平市四年级第一单元第18页：根距离太阳的平均距离,写出各行星的名称,急!求助!太阳旁边有七颗星，写出他们的名字。
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• 人工英译汉He made the bill into a ball．Then he said.“Who wants it now?” The hands1.Then he said,“I am going to give this $100 bill to one of you,but first ,let me do this．”He made the bill into a ball．Then he said.“Who wants it now?” The hands went back into the air.2.no matter what i did to the money ,you still wanted it,because it did not decrease in the value.Many times in our life,we are dropped and stepped on．We feel as if we are worth nothing．But rem
• 翻译：you run a lot and kick the ball in this game和you do not need a ball for this sport.