离开时请把空调关掉

1.gotoschoolonfootorbybikeinsteadofbycar每天步行或骑自行车上学,而不做汽车2.notuseone-timechopstickswheneat,andnotuse

1.Evenifit'sjustleavetheroomforawhile,alsowanttorememberturnoffthelight2.Whynottrycarpooling?Thatcan

1.今晚没有必要把所有的实验做完.It'snotnecessary/unnecessarytofinishalltheexperiment.tonight.2.离开实验室时一定要把电源关掉.Makes

楼上的也太那个点了吧,直接用翻译工具翻译整句话,牛x.楼主的句子不全,把所有的关掉是关掉什么东西?电器吗?没写宾语啊以下两个仅供参考：Makesurethatturnoffalltheapplianc

Ifthere'sanyemergency,pleasecallalarmnumber110.Pleaseturnofftheair-conditionerupondeparture.

Beforeleavingyourroom,pleaseturnoffthelights,TVandfan.Closethetapwhenyouarebrushingteeth.Tousethewat

A、夏天使用空调时把温度调的很低，造成压缩机不停的工作，浪费电能．故符合题意；B、人离开教室时，一定要把灯随手关掉，减少电能的浪费．故不符合题意；C、电视机不用时不要处于待机状态，同时还要切断电源，故

Be/Makesuretoturnoffallthelightswhenyouleave!或：Turnoffallthelightsbyallmeanswhenyouleave!

emembertoturnoffallthelightintheclassroomwhenyouleft.

雷电是既具有静电功率损害,也具有高压损害,由于大气的强运动产生的高压可通过电器设备的电源线或天线（主要是长线）瞬间强放电,造成电器设备内的电子元件内部击穿（高压损害）或是熔融（功率损害）,最终造成电器

puttherevidiooff再答：给好评哦亲

Beforyou(leave)theroom,remember(to)(turn)(off)thelight,please.Mr.Smithusually(fly)toFrance(in)(every

Pleaseturnofftheair-conditionerupondeparture.

Pleaseturnoff/switchofftheTV

don'tthrowrubbish,whenyouleave,youshouldtakepaperandplasticbags

Pleaseturnofftheairconditionerwhenyouleave

A、电视机不用时不要处于待机状态，同时还要切断电源，故该选项符合题意；B、人离开教室时，一定要把灯随手关掉，减少电能的浪费．故符合题意；C、夏天使用空调时把温度调的很低，造成压缩机不停的工作，浪费电能

Youmustturnoffthelightsbeforeleavingtheclassroom.Youallmusthandinyourhomeworktomorrow.Nobodyisplease

每当我穿上它就想起了你.IrememberyoueachtimewhenIputiton.请记住离开时把灯关掉.Pleaserememberturnlightoffwhenyouleave.妈妈给我买

答案Makesurethatallthelightsareturnedoffbeforeyouleavethelaboratory.