what do you do?
what's your job?
what are you?
猜你喜欢
- 1把水加热至水沸腾变成水蒸气,再经冷凝管了肯却变成水滴,这种净化水的称____
- 21根钢管长15米,截取全长1/3,15*(1-1/3)问题是截去多少米吗?
- 3建筑队修一条600m长的路,4天修了120m.照这样计算,余下的还需要几天修完
- 4如图,AB,AC为⊙O的两条弦,且AB=AC,D为BC上一点,P为AC上一点.若∠BDC=150°,求∠APC的度数.
- 5(1)小红家九月份用水15吨,十月份用水12吨.1十月份用水比九月份节约了百分之几?2九月份用水比十月份多百分之几?(2)比一比:以上1、2两个问题有什么联系和区别?
- 634和72的公因数是?
- 7Their meals breakfast,dinner,teea and supper and all these meals_____very simple
- 8a+√5是有理数,则a是无理数是假命题.证明或举反例
- 9如果出现速度超过光速的事物,时间就会倒转,有什么科学依据吗?相关的也行
- 10I don't know____ he is going to the party or not tonight;I'll call him to check