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- 1几道数学应用题.
- 2为举行校庆,六二班要做180小旗,已经做了六分之五,还有多少面没做?
- 3函数f（x）＝2x－2/x－a的一个零点在区间（1.2）内,求实数a的取值范围
- 4已知某无色溶液中含硫酸,该溶液中可能还含有 A氧化钙 B.硫酸铜 C.氯 化钠 D氢氧化铜
- 5Ithinkitisinteresting(如何改为否定句)?
- 6what it is like to be
- 7乘机“乘”的读音为cheng 还是chen?
- 8同义句Can you tell me how I get to the post office ? Can you tell me __ __ get to the post office ?
- 9请问1.Quiet a student as he is,he is very active.2.Quiet student as he is,he is very active.
- 10(1+二分之一+三分之一+四分之一+五分之一)x(二分之一+三分之一+四分之一+五分之一