electricity is very useful and we should--------(use) it properly

electricity is very useful and we should--------(use) it properly Electricity is very useful in our life.（感叹句）_____ _____electricity is in our life. Electricity is like water,partly. 英语填空The electricity blii is very expensive.We should try to ( )it.填reduce 还是 save Electricity if there is no electricity,life will be very inconvenient保持原句意思不变_____ _______,life will be very inconvenient electricity is like water, partly同义句 Gas is chaper than electricity(保持句意不变）Electricity is ___ ____than gas Did Benny f_______ daisy?再问问we can change electricity into different f_______ of energyit is bad manners to f_______ the old.A__________ all of the invention are useful.protecting trees is very useful for m________ 改译句子（改同义句）1.Electricity is more dangerous than water.2.Leon can speak a little English.His brother can speak English very well.3.He is short of money.用英语改写 Gas is cheaper than electricity.句型改变改变句型Gas is cheaper than electricity.（保持句意不变）Electricity ____ _____ than gas. what is electricity?can you tell me同义句改写 what is the beginning of electricity,the end of time? Electricity is like water,partly.改为同义句 Electricity has always been around a__________ it is invisible. Electricity is more dangerours than water.急用.切记啊 What is the begining of electricity,the end of time? 以electricity is our good servant为题写一篇作文