英语:
英语:
1.This kind of thing h____ all the time
2.Supper is the main m_____ of a day for most people
3.-Where is the cat,Mum?
-It's lying on the kichen f_____
4.你的父亲正在工作吗?
_______ your father _______?
5.tradition ,decorate ,firework ,mean
They are _____ the Christmas tree now.
Children like _____ very much.
People say the British love _____
Do you know that red light _____"stop"
6.对.感兴趣_____________
1.李明以两种形式分别存了2000元和1000元,一年后全部取出,扣除20%利息所得税后可得利息43.92元,已知这两种储蓄的年利率的和为3.24%,问这两种储蓄的年利率各是多少?
2.每户每月用水量在规定吨数以下的收费标准相同:规定吨数以上的超过部分收费标准相同,以下是香茗家1-4月用水量和交费情况:
月份 1 2 3 4
用水量(吨) 8 9 12 15
费用(元) 16 18 27 36
(1)求出规定吨数和两种收费标准
(2)若香茗家5月用水20吨,应缴多少
(3)若香茗家6月缴水费30元,则6月用水多少吨(用方程)
happensmealfloorIs workingdecoratingfireworkstraditionmeansbe interested in1.方程组联立求解x+y=0.0324(2000x+1000y)(1-0.2)=43.922.第一个月每吨2元,第二个月每吨2元,设规定吨数x,超过部分每吨y,则9≤x...